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판 9개, 최신 판부터
Brooks Cole, 2006, 양장(하드커버), ISBN 9780495125648
Brooks Cole, 2006, 양장(하드커버), ISBN 9780495010883
Brooks Cole, 2004, 양장(하드커버), ISBN 9780534408244
Harcourt College Publishers, 2000, 양장(하드커버), ISBN 9780030282812
Holt Rinehart & Winston, 2000, 양장(하드커버), ISBN 9780030291326
Harcourt Brace College Publishers, 1998, 양장(하드커버), ISBN 9780030200526
Saunders College Publishing, 1997, 양장(하드커버), ISBN 9780030006029
Harcourt Brace College Publishers, 1997, 무선(페이퍼백), ISBN 9780030243912
Saunders College Pub., 1992, ISBN 9780030353529