Deutsch, Karl Wolfgang, 1912-1992
Technology Press of the Massachusetts Institute of Technology, 1953
Buku Teks
Low, Alfred D.
Bookman Associateds, 1958
Buku Teks
Adhelia Anjani
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2020
UI - Skripsi Membership
Mayall, James
Cambridge University Press, 1990
Buku Teks
Costa, Horacio La de
Solidaridad Publishing House, 1965
Buku Teks