Niemi, Richard G.
Jossey-Bass, 1974
Buku Teks
Merriam, Robert E. (Robert Edward), 1918-
Harper & Brothers, 1957
Buku Teks
Boileau, Julian M.
Yayasan Proklamasi, Centre for Strategic and International Studies, 1983
Buku Teks
Pethybridge, Roger
Frederick A. Praeger, 1962
Buku Teks
Annisa Kurnia
Fakultas Teknik Universitas Indonesia, 2014
UI - Skripsi (Membership)