2010 - Prism (Paperback) → Hardcover ISBN-13: 9780061687242 ISBN-10: 0061687243 Genre: Children's Books 3 2009 - Prism (Other) → Paperback, Hardcover ISBN-13: 9780061687228 ISBN-10: 0061687227 Genres: Children's Books, Teen & Young Adult 2 2009 - Prism [Audio CD - Unabridged] (Audio CD) ISBN-13: 9780061761027 ISBN-10: 0061761028 Genres: Children's Books, Literature & Fiction, Teen & Young Adult 3 |