UNDERSTANDING THE NEW POLITICS OF ABORTION
MALCOLM L.GOGGIN1993 年出版323 页ISBN：0803952406
UNDERSTANDING DOGMAS AND DREAMS A TEXT
NANCY S.LOVE1998 年出版216 页ISBN：1566430449
UNDERSTANDING CAPITAL PUNISHMENT LAW SECOND EDITION
LINDA E.CARTER2008 年出版369 页ISBN：1422423867
UNDERSTANDING CHEMISTRY:from atoms to attitudes
T.R.Dickson1974 年出版302 页ISBN：0471212857
UNDERSTANDING AND USING COMMUNICATION IN BUSINESS
JOEL P.BOWMAN1977 年出版275 页ISBN：0064537099
UNDERSTANDING THE POLITICAL WORLD SIXTH EDITION
JAMES N.DANZIGER著2222 年出版520 页ISBN：0321101928
UNDERSTANDING AMERICAN GOVERNMENT THIRD EDITION
SUSAN WELCH JOHN GRUHL MICHAEL STEINMAN JOHN GOMER MARGERY M.AMBROSIUS SUSAN M.RIGDON1995 年出版577 页ISBN：0314045783
UNDERSTANDING INTERMEDIATE ALGEBRA:A GRAPHING APPROACH
LEWIS HIRSCH AND ARTHUR GOODMAN1997 年出版860 页ISBN：
UNDERSTANDING SUPREME COURT OPINIONS SECOND EDITION
T.R.VAN GEEL1997 年出版155 页ISBN：080131741X
