Mishra, S.N, author
Mittal Publications, 2000
Buku Teks
Scott Frickel; Kelly Moore, editor
University of Wisconsin Press , 2006
Buku Teks
Evans, Graham, author
Harvester Wheatsheaf, 1990
Buku Referensi
Siahaan, Nathania Christabel, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2021
UI - Tugas Akhir
Sheldon Anderson ... [and others]
Westview Press, 2015
Buku Teks