홈 / 책 찾기 / 판 고르기
판 9개, 최신 판부터
Wadsworth, 2000, ISBN 9781111841003
Wadsworth Publishing, 2000, 양장(하드커버), ISBN 9780534508340
Wadsworth Pub. Co., 1996, ISBN 9780534505110
Wadsworth Pub. Co., 1993, ISBN 9780534177003
Wadsworth Pub. Co., 1989, ISBN 9780534095284
Wadsworth Pub. Co., 1984, ISBN 9780534034085
Wadsworth Pub. Co., 1981, ISBN 9780534009137
Wadsworth Pub. Co., 1977, ISBN 9780534004897
Wadsworth, 1973, 양장(하드커버), ISBN 9780534002831