A FIRST COURSE IN ABSTRACT ALGEBRA FIFTH EDITION
JOHN B.FRALEIGH HISTORICAL NOTES BY VICTOR KATZ1994 年出版556 页ISBN:0201534673
ADJUSTMENT & GROWTH IN A CHANGING WORLD FIFTH EDITION
VINCE NAPOLI JAMES M.KILBRIDE DONALD E.TEBBS1996 年出版580 页ISBN:0314045570