Vane, Howard R., author
Harvester Wheatsheaf , 1989
Buku Teks
Anansya Ralia, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2017
UI - Skripsi (Membership)
McKinnon, Ronald I., author
Oxford University Press, 1979
Buku Teks
Walsh, Carl E., author
MIT Press, 2010
Buku Teks
Mayer, Thomas, author
Random House, 1968
Buku Teks