


ISBN-13: 9781447281047
Mass-market paperback

ISBN-13: 9781416953913
Trade paperback

ISBN-13: 9780330397803
Unabridged editionMass-market paperback

ISBN-13: 9780881031836
Turtleback School & Library editionHardcover

ISBN-13: 9780606016964
Turtleback School & Library editionHardcover

ISBN-13: 9780330285339
New editionMass-market paperback