


ISBN-13: 9780060757359
Trade paperback

ISBN-13: 9780606350525
Turtleback School & Library, Revised editionHardcover

ISBN-13: 9781417659869
Turtleback School & Library editionHardcover

ISBN-13: 9780553168822
Mass-market paperback

ISBN-13: 9780881030419
Turtleback School & Library editionHardcover

ISBN-13: 9780553146578
Paperback

ISBN-13: 9780606043083
Turtleback School & Library editionHardcover

ISBN-13: 9780435121594
New editionHardcover