Dallin, David J.
Yale University Press, 1949
Buku Teks
Salisbury, Harrison E.
Atheneum, 1965
Buku Teks
Fuad Yaumi
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2014
UI - Tesis Membership
Skrine, Francis Henry, 1847-1933
Cambridge University Press, 2013
Buku Teks
Vernadsky, George
At The Clarendon Press, 1959
Buku Teks