Turner, J. W. Cecil
At The University Press, 1952
Buku Teks
Silbermaan, Charles E., author
Random House, 1978
Buku Teks
Wright, Burton, author
W.B. Saunders, 1978
Buku Teks
Alfred A. Knopf, 1974
Buku Teks
Theodorus Frederik Nico Agusta, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2020
UI - Tesis (Membership)