UNDERSTANDING BIOLOGY SECOND EDITION
PETER H.RAVEN GEORGE B.JOHNSON1988 年出版1025 页ISBN：0697235033
METEOROLOGY:UNDERSTANDING THE ATMOSPHERE
STEVEN A.ACKERMAN AND JOHN A.KNOX2003 年出版486 页ISBN：
UNDERSTANDING PSYCHOLOGY SIXTH EDITION
CHARLES G.MORRIS AND ALBERT A.MAISTO2003 年出版750 页ISBN：
UNDERSTANDING THE FIRST AMENDMENT
RUSSELL L.WEAVER AND DONALD E.LIVELY2012 年出版406 页ISBN：1422498644
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WILLIAM G.NICKELS JAMES M.MCHUGH SUSAN M.MCHUGH1997 年出版750 页ISBN：
UNDERSTANDING CONFLICT OF LAWS
WILLIAM M.RICHMAN WILLIAM L.REYNOLDS CHRISTOPHER A.WHYTOCK2013 年出版458 页ISBN：0769864495
UNDERSTANDING PSYCHOLOGY SEVENTH EDITION
ROBERT S.FELDMAN BARBARA L.RADIGAN SHERYL M.HARTMAN2005 年出版485 页ISBN：0072954604
