홈 / 책 찾기 / 판 고르기
판 7개, 최신 판부터
Wadsworth Cengage Learning, 2009, ISBN 9780495504368
Thomson Wadsworth, 2005, ISBN 9780495003687
Wadsworth/Thomson Learning, 2003, ISBN 9780534536862
Wadsworth, 2000, ISBN 9780534514334
Wadsworth Publishing, 1997, ISBN 9780534505639
Wadsworth Pub. Co., 1991, ISBN 9780534139506
Wadsworth, 1985, ISBN 9780534041496
