UNDERSTANDING MOTOR DEVELOPMENT FOURTH EDITION
DAVID L.GALLAHUE JOHN C.OZMUN2222 年出版541 页ISBN：0697294870
JAMES S.NAIRNE PURDUE UNIVERSITY2011 年出版648 页ISBN：0840033109
UNDERSTANDING ECONOMICS TODAY SIXTH EDITION
GARY M.WALTON AND FRANK C.WYKOFF1998 年出版496 页ISBN：
UNDERSTANDING INSURANCE LAW FOURTH EDITION
ROBERT H.JERRY AND DOUGLAS R.RICHMOND2007 年出版1024 页ISBN：1422417468
UNDERSTANDING ABNORMAL BEHAVIOR SEVENTH EDITION
DAVID SUE DERALD WING SUE STANLEY SUE2003 年出版715 页ISBN：0618270302
sixth edition Understanding human sexuality
Janet Shibley Hyde and john D.delamater1997 年出版685 页ISBN：0070318026
Understanding the law sixth edition
Donald L.Carper and john A.mckinsey2012 年出版793 页ISBN：0538473592
