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판 13개, 최신 판부터
Houghton Mifflin Harcourt Publishing Company, 2018, ISBN 9781536430745
Turtleback Books, 2018, 도서관 제본, ISBN 9780606412117
HMH Books for Young Readers, 2018, 무선(페이퍼백), ISBN 9781328710604
Marco Book Company, 2009, ISBN 9780784836880
Tandem Library, 1999, School & Library Binding, ISBN 9780881033564
Harcourt, 1994, 양장(하드커버), ISBN 9780153022807
Scholastic, 1991, ISBN 9780590451369
Perfection Learning Prebound, 1982, Unknown Binding, ISBN 9780812432121
Turtleback, 1978, ISBN 9780606022217
Houghton Mifflin Harcourt Publishing Company, 1978, ISBN 9780547543338
Voyager Books, 1978, ISBN 9780156707688
Harcourt Children's Books, 1978, ISBN 9780152594558
ISBN 9780153021008