Plamenatz, John
Longman Group Limited, 1963
Buku Teks
Kohl, Benyamin H., author
Zed Books, 2006
Buku Teks
Schumaker, Paul, author
Blackwell Publishing, 2008
Buku Teks
editor, Minako Sakai, Glenn Banks, J.H Walker
Nus Press, 2009
Buku Teks
penulis, Moerdiono...[et al.]; penyunting, Oetojo Oesman, Alfian
BP-7 Pusat, 1991
Buku Teks