design by Saiful Anwar Yahya ; compiled by Krishna Gopal Rampal
Raja Thuraisingham, 2008
Buku Referensi
Ryan, N.J
Oxford University Press, 1970
Buku Teks
The Straits Times Press, 1971
Buku Teks
Yaman Ibrahim
Neoedition, 2010
Buku Referensi
Ang, Ming Chee
Institute of Southeast Asian Studies , 2014
eBooks