Castells, Manuel, author
Macmillan, 1978
Buku Teks
Encel, S.
F.W. Cheshire, 1970
Buku Teks
edited by Reinhard Bendix, Seymour Martin Lipset
Free Press, 1953
Buku Teks
edited by Reinhard Bendix and Seymour Martin Lipset
Free Press, 1966
Buku Teks
Beteille, Andre
University of California Press, 1971
Buku Teks