Toruan, Denis Pejl, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2010
UI - Tesis (Open)
edited by Rajmund Mirdala, Rosaria Rita Canale
Emerald, 2017
eBooks
Starr, Ross M., author
Edward elgar, 2012
Buku Teks
Barger, Harold, author
Rand McNally, 1964
Buku Teks
Suzuki, Yoshio, author
Yale University Press, 1980
Buku Teks