Collier, John, 1884-1968, author
New American Library, 1947
Buku Teks
Lisa Tanugraha, author
Universitas Indonesia, 1997
UI - Tesis (Membership)
A.K.P. Mochtan, editor
Centre for Strategic and International Studies, 1992
Buku Teks
Frideres, James S.
Prentice Hall Canada, 1988
Buku Teks
Ronfeld, David
Stanford University Press, 1973
Buku Teks