UNDERSTANDING SOCIAL PROBLEMS SECOND CANADIAN EDITION
2004 年出版540 页ISBN：0471456195
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UNDERSTANDING AMERICAN GOVERNMENT REVISED SECOND EDITION
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UNDERSTANDING CONTEMPORARY LATIN AMERICA SECOND EDITION
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LINDA E.CARTER2008 年出版369 页ISBN：1422423867
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UNDERSTANDING SOCIETY:AN INTRODUCTORY READER SECOND EDITION
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