Aman Anders
Cambridge, Mass, 1992.
Buku Teks
Margolis, Oren, author
Oxford University Press, 2016
eBooks
editor, Hadi Soesastro
Centre for Strategic and International Studies, 1992
Buku Teks
by Samuel H. Beer ... [et al.]
Random House, 1965
Buku Teks
G.P. Putnam's Sons, 1958
Buku Teks