Evans, James Robert, 1950-
South-Western, 1991
Buku Teks
by William T. Morris ... [and others]
Pan Books, 1969
Buku Teks
Lidya Hardiani
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2018
UI - Skripsi Membership
Puguh Suharso
Indeks, 2017
Buku Teks
Drummond, Helga
Gramedia Pustaka Utama, 1995
Buku Teks