Abcarian, Gilbert
Contemporary political system
Charles Seribner's, 1970
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Ebenstein, William
Modern political thought : the great issues
Holt, Rinehart and Winston, 1962
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Joad, C.E.M.
Introduction to modern political theory
Clarendon Press, 1959
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Theory and methods in political science
edited David Marsh and Gerry Stoker
Macmillan, 1995
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Lipson, Leslie
The great issues of politics : an introduction to political science
Prentice-Hall, 1954
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