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판 8개, 최신 판부터
Rebound by Sagebrush, 1999, School & Library Binding, ISBN 9780808549314
Perfection Learning Prebound, 1993, Unknown Binding, ISBN 9780812414127
HarperTrophy, 1991, 무선(페이퍼백), ISBN 9780688109745
Scholastic Inc, 1987, 무선(페이퍼백), ISBN 9780590338004
Scholastic, 1987, 무선(페이퍼백), ISBN 9780590411189
Scholastic Paperbacks, 1987, 무선(페이퍼백), ISBN 9780590440462
Scholastic, 1982, ISBN 9780590328777
William Morrow, 1982, ISBN 9780688014858