홈 / 책 찾기 / 판 고르기
판 4개, 최신 판부터
HarperBusiness Essentials, 2003, ISBN 9780060559533
Nicholas Brealey, 2001, ISBN 9781857880977
Nicholas Brealey, 1995, ISBN 9781857880564
HarperBusiness, 1993, ISBN 9780887306402
