Unknown Binding. Condizione: Very Good. USED PAPERBACK Teachers edition This book may or may not have all of the characteristics listed below as to its condition due to use and shelf life: cover scuff/scratches/indents, pencil/pen markings on white page edges of book and inside, wrinkled pages or contain a school ID number or sticker on or inside the book - otherwise this book is tightly bound with little to no highlighting, in Good CONDITION and ready to use!!