Wanlass, Lawrence C.
Gettell's history of political thought
Appleton-Century-Crofts, 1953
Buku Teks
Allen, J. W.
A history of political thought in the sixteenth century
Methuen, 1951
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Gettell, Raymond G.
History of American political thought / Raymond G. Gettell
Appleton-Century-Crofts, 1928
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Canning, Joseph
A history of medieval political thought 300-1450 /Joseph Canning
Routledge, 1996
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McClelland, J.S.
A history of Western political thought / J.S. McClelland
Routledge , 1998
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