Editore: Sigurd Olson Environmental Institute / Northland College, Ashland WI
Da: Chequamegon Books, Washburn, WI, U.S.A.
paperback. Condizione: good+. 121 pages + Appendix; 8 1/2 x 11" Partially inked out call number/sticker on spine with clear tape over it and reinforcing spine; clear tape along cover edges; some wear and a couple of scribbles on cover; library markings on inside covers, title page and page edges; pocket glued to inside rear cover.