ANALYZING AMERICAN GOVERNMENT:AMERICAN GOVERNMENT FREEDOM AND POWER THIRD EDITION
THEODORE J.LOWI1994 年出版299 页ISBN：
The American Democracy Seventh Edition
Thomas E.Patterson2222 年出版688 页ISBN：0072868031
American economic history third edition
robert C.puth1993 年出版754 页ISBN：0030969050
THE AMERICAN DEMOCRACY FOURTH EDITION
THOMAS E.PATTERSON1999 年出版601 页ISBN：0073034061
THE AMERICAN DEMOCRACY THIRD EDITION
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