홈 / 책 찾기 / 판 고르기
판 7개, 최신 판부터
Wadsworth Cengage Learning, 2009, ISBN 9780495095552
Wadsworth Publishing, 2004, 양장(하드커버), ISBN 9780534633066
Wadsworth Publishing, 2000, 무선(페이퍼백), ISBN 9780534370961
Wadsworth Publishing Company, 1996, 양장(하드커버), ISBN 9780534263645
Brooks/Cole, 1993, ISBN 9780534162306
Brooks/Cole Pub. Co., 1989, ISBN 9780534095161
Brooks/Cole Pub. Co., 1982, ISBN 9780818504945