홈 / 책 찾기 / 판 고르기
판 5개, 최신 판부터
Thomson Wadsworth, 2008, 양장(하드커버), ISBN 9780495506270
Wadsworth Publishing, 2004, 양장(하드커버), ISBN 9780534554194
Wadsworth Publishing Co, 2004, CD-ROM, ISBN 9780534554309
Wadsworth/Thomson Learning, 2002, ISBN 9780534554132
Brooks/Cole-Wadsworth, 1999, ISBN 9780534342906
