Mandel, William M., author
International Secretariat Institute of Pasific Relations, 1944
Buku Teks
Kolarz, Walter
Frederick A. Praeger, 1954
Buku Teks
Fadli Zon, author
1997
UI - Skripsi Membership
Dallin, David
Hollis & Carter, 1949
Buku Teks
[publisher not identified], [date of publication not identified]
Buku Teks SO