Leach, Rodney
rofile Books, 2000
Buku Referensi
Oxford University Press, 2003
Buku Teks
Cini, Michelle, author
Oxford Univesity Press, 2010
Buku Teks
Jupille, Joseph Henri, author
Cambridge University Press, 2004
Buku Teks
Abid Abdurrahman Adonis, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2018
UI - Tugas Akhir