Padover, Saul K. (Saul Kussiel)
The meaning of democracy
Praeger, 1967
 Buku Teks
Padover, Saul K. (Saul Kussiel)
The meaning of democracy : an appraisal of the american experience
Frederick A. Praeger, 1963
 Buku Teks
Schulz, Ernest B
Democracy
[publisher not identified], 1956
 Buku Teks
Arblaster, Anthony
Democracy
Open University Press, 1987
 Buku Teks
Eisenstadt, Shmuel Noah
Paradoxes of democracy
The Woodrow Lilson Center Press, 1999
 Buku Teks