MacDonald, Austin F.
American city government and administration
Thomas Y. Crowell, 1949
 Buku Teks
Woll, Peter
American goverment : readings and cases
Longman , 2001
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Points of view : readings in American goverment and politics
edited by Robert E. DiClerico, Allan S. Hammock
McGraw-Hill, 1992
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O`Connor, Robert E.
Politics and structure: essentials of American national goverment
Brooks/Cole, 1979
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McCamy, James L.
The administration of American foreign affairs
Alfred A. Knopf, 1952
 Buku Teks