Wesson, Robert G.
Foreign policy for a new age
Houghton Miffiln, 1977
 Buku Teks SO
Tahkur, Ramesh
In defence of New Zealand : foreign policy choices in the Nuclear Age
Westview Press, 1986
 Buku Referensi
New directions in the study of foreign policy
edited by Charles F. Herman, Charles W. Kegley, James N. Rosenau
Harper Collins Academic, 1987
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Magdoff, Harry
The age of imperialism: the economics of U.S. foreign policy
Modern Reader Paperbacks, 1969
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The Philippines: new directions in domestics policy and foreign relations
edited by David G. Timberman
ISEAS, 1998
 Buku Teks SO