Wong, David S.Y.
Singapore University Press, 1975
Buku Teks
edited by Francis E. Hutchinson & Johan Saravanamuttu
Institute of South East Asia Studies, 2012
eBooks
Lim, Chang Moh, 1951-
MPH Pub. by MPH Distributors, 2008
Buku Teks
Yuen, Yuet Leng Dato Seri
[publisher not identified], [date of publication not identified]
Buku Teks
United Nation , 1983
Buku Teks