Ebenstein, William
Great political thinkers : Plato to the present
Thomson Learning, 2000
 Buku Teks
Political thinkers: from socrates to the present
David Boucher, Paul Kelly, editor
Oxford Univesity Press, 2009
 Buku Teks SO
The social & political ideas of some great thinkers of the renaissance and the reformation : a series of lectures delivered at King's College University of London
edited by F.J.C. Hearnshaw
Barnes & Noble, 1949
 Buku Teks SO
Essays in the history of political thought
edited by Isaac Kramnick
[publisher not identified], 1969
 Buku Teks SO
Baradat, Leon P.
Political ideologies
Prentice-Hall, 1991
 Buku Teks