UNDERSTANDING ABNORMAL BEHAVIOR SEVENTH EDITION
DAVID SUE DERALD WING SUE STANLEY SUE2003 年出版715 页ISBN：0618270302
UNDERSTANDING CONTEMPORARY AFRICA THIRD EDITION
APRIL A.GORDON AND DONALD L.GORDON2001 年出版477 页ISBN：1555878504
sixth edition Understanding human sexuality
Janet Shibley Hyde and john D.delamater1997 年出版685 页ISBN：0070318026
UNDERSTANDING THE PRESIDENCY THIRD EDITION
EDITED BY JAMES P.PFIFFNER ROGER H.DAVIDSON2003 年出版471 页ISBN：
UNDERSTANDING AMERICAN GOVERNMENT EIGHTH EDITION
SUSAN WELCH JOHN GRUHL JOHN COMER SUSAN M.RIGDON著2222 年出版621 页ISBN：0534647499
understanding your health seventh edition
WAYNE A.PAYNE，Ed.D. DALE B.HAHN，Ph.D.2222 年出版772 页ISBN：0072353236
ESSENTIALS OF UNDERSTANDING PSYCHOLOGY SIXTH EDITION
2005 年出版563 页ISBN：0072965037
UNDERSTANDING HUMAN ANATOMY & PHYSIOLOGY FOURTH EDITION
2001 年出版437 页ISBN：0072468068
ESSENTIALS OF UNDERSTANDING PSYCHOLOGY FIFTH EDITION
2003 年出版468 页ISBN：0072494263
Understanding Children and Adolescents FOURTH EDITION
2222 年出版716 页ISBN：020531418X
