Dahl, Robert A., 1915-2014
Modern political analysis
Prentice Hall of India, 1976
 Buku Teks
Dahl, Robert A., 1915-2014
Modern political analysis
Prentice-Hall, 1978
 Buku Teks
Cowan, Douglas E.
Cults and new religions : a brief history
BlackWell Publishing, 2007
 Buku Teks
The study of religion, traditional and new religions
edited by Peter Clarke and Stewart Sutherland
Routledge, 1991
 Buku Teks
Dunn, John, 1940-
Modern revolutions : an introduction to the analysis of a political phenomenon
University Press, 1972
 Buku Teks