Ebenstein, William
Great political thinkers plato to the present
Rinehart, 1960
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Ebenstein, William
Great political thinkers : Plato to the present
Thomson Learning, 2000
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Easton, David
The political system : an inquiry into the state of political science
Knopf, 1971
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Clinton, Richard L.
Political science in population studies
Lexington Books, 1972
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Easton, David
A systems analysis of political life
John Wiley & Sons, 1965
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