Coll, Steve, 1958-
Private empire: ExxonMobil and American power / Steve Coll
Penguin Books, 2012
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Judd, Dennis R.
The politics of American cities : private power and public policy
Little, Brown, 1979
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Patterson, Thomas E.
The American democracy
McGraw-Hill, 203
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Irish, Marian D.
The Politics of American democracy
Prentice-Hall, 1962
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Ranney, Austin
Democracy and the American party system
Harcourt, Brace and Company, 1956
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