Centre for Strategic and International Studies, 1974
Buku Teks
Schachter, Oscar, 1915-, author
Columbia University Press, 1977
Buku Teks
Vikas Publishing House, 1990
Buku Teks
Pegamon Press, 1976
Buku Teks
editor, Rattan Lal, B.A. Stewart
CRC Press, 2012
Buku Teks