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판 10개, 최신 판부터
Random House Books for Young Readers, 2015, 도서관 제본, ISBN 9780553535464
Bloomsbury Publishing Plc, 2010, ISBN 9781408811658
Bloomsbury Publishing PLC, 2010, 무선(페이퍼백), ISBN 9781408801666
Bloomsbury Publishing PLC, 2005, 무선(페이퍼백), ISBN 9780747562832
Scholastic Inc, 2003, ISBN 9780439106337
Scholastic Inc, 2003, Unknown Binding, ISBN 9780439469593
Tandem Library, 2001, School & Library Binding, ISBN 9780613283434
Random House, 2000, ISBN 9780679890027
Turtleback Books Distributed by Demco Media, 2000, Turtleback, ISBN 9780606199025
Perfection Learning Prebound, 2000, Unknown Binding, ISBN 9780756901905