Moore, Wilbert E. (Wilbert Ellis)
Prentice-Hall, 1963
Buku Teks
edited by Robert A. Nisbet
Blackwell, 1972
Buku Teks
edited with an introduction by Robert A. Nisbet
Harper Torchbooks, 1972
Buku Teks
Martin, Brian
Freedom Press, 1993
Buku Teks
Roussopulos, Dimitrios I
Black Rose Books, 1975
Buku Teks