Crouch, Harold
Buku Teks
Andi Widjajanto
PACIVIS UI, 2008
Buku Teks
Arie Sujito
Institute for research and Empowerment (IRE) Press, 2002
Buku Teks
M. Hasbullah R.
Universitas Indonesia, 2001
UI - Tesis (Membership)
Nasution, Abdul Haris, 1918-2000
C.V. Pembimbing, 1955
Buku Teks