United Nations
United Nations, 1957
Buku Teks
Dino Patti Djalal, 1965-, author
Centre for Strategic and International Studies, 1996
Buku Teks
Ang, Cheng Guan, author
Routledge Curzon, 2004
Buku Teks
Perkins,Dexter
Little, Brown and Company, 1944
Buku Teks
Kaplan, Robert D., author
Westview Press, 1988
Buku Teks