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판 9개, 최신 판부터
Scholastic Inc., 2019, 무선(페이퍼백), ISBN 9781338359671
Thorndike Press, 2005, ISBN 9780786272495
Scholastic Paperbacks, 2003, ISBN 9780439272001
Turtleback Books Distributed by Demco Media, 2003, Turtleback, ISBN 9780606274531
Tandem Library, 2003, School & Library Binding, ISBN 9780613625036
Scholastic, 2002, ISBN 9780439452304
Perfection Learning, 2001, 도서관 제본, ISBN 9780756913786
Listening Library, 2001, ISBN 9780807205938
Scholastic Press, 2001, ISBN 9780439271998