Triana Maulidina, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2018
UI - Skripsi (Membership)
edited by Ronan Paddison
Sage Publications, 2001
Buku Referensi
Bish, Robert L., author
McGraw-Hill Kogakusha, 1975
Buku Teks
Abrahamson, Mark, author
Prentice-Hall, 1980
Buku Teks
edited by R.E. Pahl
Pergamon Press, 1968
Buku Teks