홈 / 책 찾기 / 판 고르기
판 7개, 최신 판부터
HarperCollins Publishers, 2009, ISBN 9780061845154
HarperCollins Publishers, 2001, ISBN 9780060087050
HarperCollins Publishers, 2001, ISBN 9780060189860
HarperCollins, 2001, Electronic resource, ISBN 9780060189853
HarperBusiness, 1999, ISBN 9780887309571
Capstone Publishing Ltd, 1998, 양장(하드커버), ISBN 9781841120010
HarperBusiness, 1998, ISBN 9780887308871