Bernard, Chester I., author
Harvard University Press , 1948
Buku Teks
Bernard, Chester I., author
Harvard University Press, 1964
Buku Teks
Bernard, Chester I., author
LPPM, 1982
Buku Teks
Saragi, Bertha Erliana, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2004
UI - Tesis (Membership)
Cribbin, James J., author
Pustaka Binaman Pressindo, 1990
Buku Teks