Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2002
UI - Skripsi Membership
Stephen Young [and others]
Prentice-Hall, [date of publication not identified]
Buku Teks SO
Canadian Interntional Development Agency, 1975
Buku Teks SO
Washington, D.C. International Cooperation Administration s.a,
Buku Teks
Artikel Jurnal