Shulman, Marshall D.
W.W.Norton, 1986
Buku Teks
Pergamon Press, 1980
Buku Teks
Singh, Bilveer, 1956-, author
Gadjah Mada University Press , 1994
Buku Teks
by Joseph S. Nye ... [and others]
Institute for East-West Security Studies , 1987
Buku Teks
Westview Press , 1990
Buku Teks