Artikel Jurnal
Mohammad Yunus, author
Marjin Kiri, 2007
Buku Teks
Marshall, George, author
Alinea, 2005
Buku Teks
Tooley, James, author
2013, 2013
Buku Teks
Anwar Gani Mustakim, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2012
UI - Tesis (Open)