Walker, Marianne McGettigan
American law institute restatement of the law
American law Institute Publishers, 1995
 Buku Teks
Hurst, James Willard
The Growth of American law : the law makers
Little, Brown, 1950
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Fisher, Louis
American constitutional law
McGraw-Hill, 1988
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East, Sara Toll
Law in American society
H.W. Wilson, 1963
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Tribe, Laurence H.
American constiturional law
Foundation Press, 1988
 Buku Teks