Jones, Byron W.
John Wiley & Sons, 1982
Buku Teks
Kurtz, Max
McGraw-Hill, 1995
Buku Teks
Routledge, 2000
eBooks
edited by Isaiah Frank
Johns Hopkins University Press, 1975
Buku Teks
Callista Tesalonika, author
Fakultas Ilmu Sosial Dan Ilmu Politik, 2021
UI - Tugas Akhir