Beng, OOi Kee, author
Institute of South East Asia Studies, 2013
eBooks
Cohen,Theodore
Free Press, 1987
Buku Teks
Liu, Shangci
Zhonghua Book Company, 2007
Buku Teks
Hughes, Charles W., author
Columbia University Press, 1980
Buku Referensi
Ingamells, Rex
Longmans , 1960
Buku Teks