Dougherty, James E., author
Longman, 1996
Buku Teks
Strausz-Hupe, Robert, author
McGraw-Hill, 1954
Buku Teks
Akia Kevin Muliansyah Athallah, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2021
UI - Tugas Akhir
Citra Aditya Bakti, 1999
Buku Teks
selected and introduced by Evan Luard
Macmillan, 1999
Buku Teks