Raithel georg (33 risultati)

- Brossura
Da: GreatBookPrices, Columbia, MD, U.S.A.GreatBookPrices
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 18,03
EUR 2,32 spedizioneSpedito in U.S.A.Quantità: Più di 20 disponibili
Condizione: New.

- Brossura
Da: BargainBookStores, Grand Rapids, MI, U.S.A.BargainBookStores
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 20,43
Spedizione gratuitaSpedito in U.S.A.Quantità: 5 disponibili
Paperback or Softback. Condizione: New. Die altfranz�sischen Pr�positionen: Ihr Gebrauch und ihre begriffliche Entwicklung. Book.

- Brossura
Da: GreatBookPrices, Columbia, MD, U.S.A.GreatBookPrices
Contatta il venditoreVenditore con 5 stelleCondizione: Usato - Come nuovo
EUR 19,87
EUR 2,32 spedizioneSpedito in U.S.A.Quantità: Più di 20 disponibili
Condizione: As New. Unread book in perfect condition.

- Brossura
Da: books4less (Versandantiquariat Petra Gros GmbH & Co. KG), Welling, Germaniabooks4less (Versandantiquariat Petra Gros GmbH & Co. KG)
Contatta il venditoreVenditore con 5 stelleCondizione: Usato - Molto buono
EUR 14,95
EUR 15,95 spedizioneSpedito da Germania a U.S.A.Quantità: 3 disponibili
gebundene Ausgabe. Condizione: Gut. 2., durchges. und erw. Aufl. 356 S. : graph. Darst. ; Das hier angebotene Buch stammt aus einer teilaufgelösten Bibliothek und kann die entsprechenden Kennzeichnungen aufweisen (Rückenschild, Instituts-Stempel.); der Buchzustand ist ansonsten ordentlich und dem Alter entsprechend gut. Sprache:… Deutsch Gewicht in Gramm: 565.

- Brossura
Da: Ria Christie Collections, Uxbridge, Regno UnitoRia Christie Collections
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 21,58
EUR 13,91 spedizioneSpedito da Regno Unito a U.S.A.Quantità: Più di 20 disponibili
Condizione: New. In.

- Brossura
Da: Chiron Media, Wallingford, Regno UnitoChiron Media
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 18,20
EUR 17,98 spedizioneSpedito da Regno Unito a U.S.A.Quantità: 10 disponibili
Paperback. Condizione: New.

- Brossura
Da: GreatBookPricesUK, Woodford Green, Regno UnitoGreatBookPricesUK
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 21,16
EUR 17,41 spedizioneSpedito da Regno Unito a U.S.A.Quantità: Più di 20 disponibili
Condizione: New.

- Brossura
Da: GreatBookPricesUK, Woodford Green, Regno UnitoGreatBookPricesUK
Contatta il venditoreVenditore con 5 stelleCondizione: Usato - Come nuovo
EUR 24,79
EUR 17,41 spedizioneSpedito da Regno Unito a U.S.A.Quantità: Più di 20 disponibili
Condizione: As New. Unread book in perfect condition.

- Brossura
Da: medimops, Berlin, Germaniamedimops
Contatta il venditoreVenditore con 5 stelleCondizione: Usato - Buono
EUR 31,76
EUR 10,00 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
Condizione: good. Befriedigend/Good: Durchschnittlich erhaltenes Buch bzw. Schutzumschlag mit Gebrauchsspuren, aber vollständigen Seiten. / Describes the average WORN book or dust jacket that has all the pages present.

- Brossura
Da: Libro Co. Italia Srl, San Casciano Val di Pesa, FI, ItaliaLibro Co. Italia Srl
Contatta il venditoreVenditore con 4 stelleCondizione: Usato - Ottimo
EUR 32,30
EUR 21,00 spedizioneSpedito da Italia a U.S.A.Quantità: 1 disponibili
Brossura. Condizione: fine. German Text.Berlin, 2012; paperback, pp. 498, b/w ill., cm 17x24. Libro.

- Brossura
Da: Ria Christie Collections, Uxbridge, Regno UnitoRia Christie Collections
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 42,37
EUR 13,91 spedizioneSpedito da Regno Unito a U.S.A.Quantità: Più di 20 disponibili
Condizione: New. In German.
Lingua: Tedesco
Editore: Bln.: Bauwerk, 2009 2009
- Brossura
Da: Antiquariat Lengelsen, Werdohl, GermaniaAntiquariat Lengelsen
Contatta il venditoreVenditore con 5 stelleCondizione: Usato
EUR 38,00
EUR 19,80 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
Gr.-8°. Softcover (ill.). 468 S. Mit zahlr. Textabb. u. Tabellen sowie Literatur- u. Stichwortverzeichnis. (Ehem. Bibl.-Ex. m. d. übl. Kennzeichn. Ecken etwas bestoßen. Innen sehr gut).
Editore: Metz, Druck Lang 1888
- Brossura
Da: WILFRIED MELCHIOR · ANTIQUARIAT & VERLAG, Spreewaldheide, GermaniaWILFRIED MELCHIOR · ANTIQUARIAT & VERLAG
Contatta il venditoreVenditore con 5 stelleCondizione: Usato
EUR 15,00
EUR 55,00 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
Titel, 45 S. 4°. Orig.-Geheftet. - Titelecke alt gestempelt, Titel stärker angestaubt. Altfranzösisch. Aufgeführt wird auch die Grammatik und Wörterbuch anderer Autoren. (Wissenschaftliche Beilage zum Programm der Realschule zu Metz für das Schuljahr 1887/88).

- Brossura
Da: Kennys Bookshop and Art Galleries Ltd., Galway, GY, IrlandaKennys Bookshop and Art Galleries Ltd.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 63,59
EUR 10,50 spedizioneSpedito da Irlanda a U.S.A.Quantità: 15 disponibili
Condizione: New. Num Pages: black & white illustrations, bibliography. BIC Classification: JN. Category: (G) General (US: Trade). Dimension: 210 x 148 x 19. Weight in Grams: 435. . 2008. 3. Paperback / so. . . . .
Altre immagini- Brossura
Da: preigu, Osnabrück, Germaniapreigu
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 13,90
EUR 70,00 spedizioneSpedito da Germania a U.S.A.Quantità: 5 disponibili
Taschenbuch. Condizione: Neu. Die altfranzösischen Präpositionen | Ihr Gebrauch und ihre begriffliche Entwicklung | Georg Raithel | Taschenbuch | 84 S. | Deutsch | 2017 | hansebooks | EAN 9783337320225 | Verantwortliche Person für die EU: Hansebooks GmbH, Trakehner Weg 52, 22844 Norderstedt, gb[at]hansebooks[dot]com | Anbieter:…preigu.

Einführung Pädagogik: Begriffe - Strömungen - Klassiker - Fachrichtungen
Raithel, Jürgen; Dollinger, Bernd; Hörmann, Georg; Raithel, Jürgen; Dollinger, Bernd; Hörmann, Georg
- Brossura
Da: Revaluation Books, Exeter, Regno UnitoRevaluation Books
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 73,88
EUR 14,51 spedizioneSpedito da Regno Unito a U.S.A.Quantità: 2 disponibili
Paperback. Condizione: Brand New. 3rd edition. 357 pages. German language. 8.27x5.83x0.79 inches. In Stock.

- Brossura
Da: Kennys Bookstore, Olney, MD, U.S.A.Kennys Bookstore
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 80,17
EUR 9,24 spedizioneSpedito in U.S.A.Quantità: 15 disponibili
Condizione: New. Num Pages: black & white illustrations, bibliography. BIC Classification: JN. Category: (G) General (US: Trade). Dimension: 210 x 148 x 19. Weight in Grams: 435. . 2008. 3. Paperback / so. . . . . Books ship from the US and Ireland.

Editore: Westdeutscher Verlag GmbH
Da: Books Puddle, New York, NY, U.S.A.Books Puddle
Contatta il venditoreVenditore con 4 stelleCondizione: Nuovo
EUR 71,14
EUR 3,51 spedizioneSpedito in U.S.A.Quantità: 4 disponibili
Condizione: New. pp. 357 3rd Edition.

- Brossura
Da: Studibuch, Stuttgart, GermaniaStudibuch
Contatta il venditoreVenditore con 5 stelleCondizione: Usato - Ottimo
EUR 12,34
EUR 80,70 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
paperback. Condizione: Sehr gut. 356 Seiten; 9783531347028.2 Gewicht in Gramm: 500.

- Brossura
Da: moluna, Greven, Germaniamoluna
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 44,99
EUR 48,99 spedizioneSpedito da Germania a U.S.A.Quantità: 2 disponibili
Condizione: New. Dr. Dr. Juergen Raithel ist wissenschaftlicher Mitarbeiter im ISS (Institut fuer Sozialarbeit und Sozialpaedagogik) in Frankfurt/M. Dr. Bernd Dollinger ist Professor an der Abteilung Sozialpaedagogik an der PH Freiburg.Dr. mult. Georg Hoermann ist Profes.
- Brossura
Da: Nicoline Thieme, Leipzig, GermaniaNicoline Thieme
Contatta il venditoreVenditore con 4 stelleMembro dell’associazione: GIAQ
Condizione: Usato
EUR 10,00
EUR 105,00 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
Condizione: - keine Angabe -. 8° 171 Seiten, 83 Abbildungen; Orig.-Broschur; 230g; [Deutsch]; Namenseintrag, Bibl.-Stempel Dissertation der Fakultät für Physik der Ludwig-Maximilians-Universität München [lgr=L] _ xXx_. BUCH.

Lingua: Tedesco
- Rilegato
- Print on Demand
Da: S N Books World, Delhi, IndiaS N Books World
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 21,75
Spedizione gratuitaSpedito da India a U.S.A.Quantità: 18 disponibili
LeatherBound. Condizione: New. BOOKS ARE EXEMPT FROM IMPORT DUTIES AND TARIFFS; NO EXTRA CHARGES APPLY. Leatherbound edition. Condition: New. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. Pages: 56. A perfect gift… for your loved ones. Reprinted from 1888 edition. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set. IF YOU WISH TO ORDER PARTICULAR VOLUME OR ALL THE VOLUMES YOU CAN CONTACT US. Resized as per current standards. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Language: German Pages: 56.

Lingua: Tedesco
- Rilegato
- Print on Demand
Da: S N Books World, Delhi, IndiaS N Books World
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 21,75
Spedizione gratuitaSpedito da India a U.S.A.Quantità: 18 disponibili
Leatherbound. Condizione: NEW. BOOKS ARE EXEMPT FROM IMPORT DUTIES AND TARIFFS; NO EXTRA CHARGES APPLY. Leatherbound edition. Condition: New. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. Pages: 74. A perfect gift… for your loved ones. Reprinted from 1875 edition. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set. IF YOU WISH TO ORDER PARTICULAR VOLUME OR ALL THE VOLUMES YOU CAN CONTACT US. Resized as per current standards. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Language: German Pages: 74.

Lingua: Tedesco
- Rilegato
- Print on Demand
Da: S N Books World, Delhi, IndiaS N Books World
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 27,19
Spedizione gratuitaSpedito da India a U.S.A.Quantità: 18 disponibili
LeatherBound. Condizione: NEW. BOOKS ARE EXEMPT FROM IMPORT DUTIES AND TARIFFS; NO EXTRA CHARGES APPLY. Leatherbound edition. Condition: New. Leather Binding on Spine and Corners with Golden leaf printing on spine. Bound in genuine leather with Satin ribbon page markers and Spine with raised gilt bands. Pages: 80. A perfect gift… for your loved ones. Reprinted from 1875 edition. NO changes have been made to the original text. This is NOT a retyped or an ocr'd reprint. Illustrations, Index, if any, are included in black and white. Each page is checked manually before printing. As this print on demand book is reprinted from a very old book, there could be some missing or flawed pages, but we always try to make the book as complete as possible. Fold-outs, if any, are not part of the book. If the original book was published in multiple volumes then this reprint is of only one volume, not the whole set. IF YOU WISH TO ORDER PARTICULAR VOLUME OR ALL THE VOLUMES YOU CAN CONTACT US. Resized as per current standards. Sewing binding for longer life, where the book block is actually sewn (smythe sewn/section sewn) with thread before binding which results in a more durable type of binding. Language: German Pages: 80.

- Brossura
- Print on Demand
Da: BuchWeltWeit Ludwig Meier e.K., Bergisch Gladbach, GermaniaBuchWeltWeit Ludwig Meier e.K.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 13,90
EUR 23,00 spedizioneSpedito da Germania a U.S.A.Quantità: 2 disponibili
Taschenbuch. Condizione: Neu. This item is printed on demand - it takes 3-4 days longer - Neuware -Die altfranzösischen Präpositionen - Ihr Gebrauch und ihre begriffliche Entwicklung ist ein unveränderter, hochwertiger Nachdruck der Originalausgabe aus dem Jahr 1875.Hans Elektronisches Buch ist Herausgeber von Literatur zu unter…schiedlichen Themengebieten wie Forschung und Wissenschaft, Reisen und Expeditionen, Kochen und Ernährung, Medizin und weiteren Genres. Der Schwerpunkt des Verlages liegt auf dem Erhalt historischer Literatur. Viele Werke historischer Schriftsteller und Wissenschaftler sind heute nur noch als Antiquitäten erhältlich. Hans Elektronisches Buch verlegt diese Bücher neu und trägt damit zum Erhalt selten gewordener Literatur und historischem Wissen auch für die Zukunft bei. 84 pp. Deutsch.
Altre immagini- Rilegato
- Print on Demand
Da: Gyan Books Pvt. Ltd., Delhi, IndiaGyan Books Pvt. Ltd.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 34,48
Spedizione gratuitaSpedito da India a U.S.A.Quantità: Più di 20 disponibili
Leather Bound. Condizione: New. Language: German. Language: German. Presenting an Exquisite Leather-Bound Edition, expertly crafted with Original Natural Leather that gracefully adorns the spine and corners. The allure continues with Golden Leaf Printing that adds a touch of elegance, while Hand Embossing on the rounded spine le…nds an artistic flair. This masterpiece has been meticulously reprinted in 2024, utilizing the invaluable guidance of the original edition published many years ago in 1875. The contents of this book are presented in classic black and white. Its durability is ensured through a meticulous sewing binding technique, enhancing its longevity. Imprinted on top-tier quality paper. A team of professionals has expertly processed each page, delicately preserving its content without alteration. Due to the vintage nature of these books, every page has been manually restored for legibility. However, in certain instances, occasional blurriness, missing segments, or faint black spots might persist. We sincerely hope for your understanding of the challenges we faced with these books. Recognizing their significance for readers seeking insight into our historical treasure, we've diligently restored and reissued them. Our intention is to offer this valuable resource once again. We eagerly await your feedback, hoping that you'll find it appealing and will generously share your thoughts and recommendations. Lang: - German, Pages: - 82, Print on Demand. If it is a multi-volume set, then it is only a single volume. We are specialised in Customisation of books, if you wish to opt different color leather binding, you may contact us. This service is chargeable. Product Disclaimer: Kindly be informed that, owing to the inherent nature of leather as a natural material, minor discolorations or textural variations may be perceptible. Explore the FOLIO EDITION (12x19 Inches): Available Upon Request. 82 82.
Altre immagini- Rilegato
- Print on Demand
Da: Gyan Books Pvt. Ltd., Delhi, IndiaGyan Books Pvt. Ltd.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 34,51
Spedizione gratuitaSpedito da India a U.S.A.Quantità: Più di 20 disponibili
Leather Bound. Condizione: New. Language: German. Language: German. Presenting an Exquisite Leather-Bound Edition, expertly crafted with Original Natural Leather that gracefully adorns the spine and corners. The allure continues with Golden Leaf Printing that adds a touch of elegance, while Hand Embossing on the rounded spine le…nds an artistic flair. This masterpiece has been meticulously reprinted in 2024, utilizing the invaluable guidance of the original edition published many years ago in 1875. The contents of this book are presented in classic black and white. Its durability is ensured through a meticulous sewing binding technique, enhancing its longevity. Imprinted on top-tier quality paper. A team of professionals has expertly processed each page, delicately preserving its content without alteration. Due to the vintage nature of these books, every page has been manually restored for legibility. However, in certain instances, occasional blurriness, missing segments, or faint black spots might persist. We sincerely hope for your understanding of the challenges we faced with these books. Recognizing their significance for readers seeking insight into our historical treasure, we've diligently restored and reissued them. Our intention is to offer this valuable resource once again. We eagerly await your feedback, hoping that you'll find it appealing and will generously share your thoughts and recommendations. Lang: - German, Pages: - 88, Print on Demand. If it is a multi-volume set, then it is only a single volume. We are specialised in Customisation of books, if you wish to opt different color leather binding, you may contact us. This service is chargeable. Product Disclaimer: Kindly be informed that, owing to the inherent nature of leather as a natural material, minor discolorations or textural variations may be perceptible. Explore the FOLIO EDITION (12x19 Inches): Available Upon Request. 88 88.
Altre immagini- Rilegato
- Print on Demand
Da: Gyan Books Pvt. Ltd., Delhi, IndiaGyan Books Pvt. Ltd.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 63,06
Spedizione gratuitaSpedito da India a U.S.A.Quantità: Più di 20 disponibili
Leather Bound. Condizione: New. Language: German. Language: German. Presenting an Exquisite Leather-Bound Edition, expertly crafted with Original Natural Leather that gracefully adorns the spine and corners. The allure continues with Golden Leaf Printing that adds a touch of elegance, while Hand Embossing on the rounded spine le…nds an artistic flair. This masterpiece has been meticulously reprinted in 2024, utilizing the invaluable guidance of the original edition published many years ago in 1888. The contents of this book are presented in classic black and white. Its durability is ensured through a meticulous sewing binding technique, enhancing its longevity. Imprinted on top-tier quality paper. A team of professionals has expertly processed each page, delicately preserving its content without alteration. Due to the vintage nature of these books, every page has been manually restored for legibility. However, in certain instances, occasional blurriness, missing segments, or faint black spots might persist. We sincerely hope for your understanding of the challenges we faced with these books. Recognizing their significance for readers seeking insight into our historical treasure, we've diligently restored and reissued them. Our intention is to offer this valuable resource once again. We eagerly await your feedback, hoping that you'll find it appealing and will generously share your thoughts and recommendations. Lang: - German, Vol: - , Pages: - 56, Print on Demand. If it is a multi-volume set, then it is only a single volume. We are specialised in Customisation of books, if you wish to opt different color leather binding, you may contact us. This service is chargeable. Product Disclaimer: Kindly be informed that, owing to the inherent nature of leather as a natural material, minor discolorations or textural variations may be perceptible. Explore the FOLIO EDITION (12x19 Inches): Available Upon Request. 56 56.
Altre immagini- Rilegato
- Print on Demand
Da: Gyan Books Pvt. Ltd., Delhi, IndiaGyan Books Pvt. Ltd.
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 63,15
Spedizione gratuitaSpedito da India a U.S.A.Quantità: Più di 20 disponibili
Leather Bound. Condizione: New. Language: German. Language: German. Presenting an Exquisite Leather-Bound Edition, expertly crafted with Original Natural Leather that gracefully adorns the spine and corners. The allure continues with Golden Leaf Printing that adds a touch of elegance, while Hand Embossing on the rounded spine le…nds an artistic flair. This masterpiece has been meticulously reprinted in 2024, utilizing the invaluable guidance of the original edition published many years ago in 1875. The contents of this book are presented in classic black and white. Its durability is ensured through a meticulous sewing binding technique, enhancing its longevity. Imprinted on top-tier quality paper. A team of professionals has expertly processed each page, delicately preserving its content without alteration. Due to the vintage nature of these books, every page has been manually restored for legibility. However, in certain instances, occasional blurriness, missing segments, or faint black spots might persist. We sincerely hope for your understanding of the challenges we faced with these books. Recognizing their significance for readers seeking insight into our historical treasure, we've diligently restored and reissued them. Our intention is to offer this valuable resource once again. We eagerly await your feedback, hoping that you'll find it appealing and will generously share your thoughts and recommendations. Lang: - German, Pages: - 74, Print on Demand. If it is a multi-volume set, then it is only a single volume. We are specialised in Customisation of books, if you wish to opt different color leather binding, you may contact us. This service is chargeable. Product Disclaimer: Kindly be informed that, owing to the inherent nature of leather as a natural material, minor discolorations or textural variations may be perceptible. Explore the FOLIO EDITION (12x19 Inches): Available Upon Request. 74 74.

- Brossura
- Print on Demand
Da: buchversandmimpf2000, Emtmannsberg, BAYE, Germaniabuchversandmimpf2000
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 13,90
EUR 60,00 spedizioneSpedito da Germania a U.S.A.Quantità: 1 disponibili
Taschenbuch. Condizione: Neu. This item is printed on demand - Print on Demand Titel. Neuware -Die altfranzösischen Präpositionen - Ihr Gebrauch und ihre begriffliche Entwicklung ist ein unveränderter, hochwertiger Nachdruck der Originalausgabe aus dem Jahr 1875.Hans Elektronisches Buch ist Herausgeber von Literatur zu unterschi…edlichen Themengebieten wie Forschung und Wissenschaft, Reisen und Expeditionen, Kochen und Ernährung, Medizin und weiteren Genres. Der Schwerpunkt des Verlages liegt auf dem Erhalt historischer Literatur. Viele Werke historischer Schriftsteller und Wissenschaftler sind heute nur noch als Antiquitäten erhältlich. Hans Elektronisches Buch verlegt diese Bücher neu und trägt damit zum Erhalt selten gewordener Literatur und historischem Wissen auch für die Zukunft bei.Books on Demand GmbH, Überseering 33, 22297 Hamburg 84 pp. Deutsch.