1
Published 2013
2
Published 2013
3
Published 2011
4
5
by Chen, Da Zhen
Published 2002
6
7
by Ma, Lun
Published 2000
8
by Cai, Cun Dui
Published 1996
9
Published 2003
10
Published 2004
11
by Harun Haji Salleh
Published 2005
12
by Saroja Dev Param
Published 2004
13
Published 2004
14
Published 2004
15
by Navaratnam, Ramon V.
Published 2005
16
by Cooper, A.M.
Published 1968
17
by David, James
Published 1983
18
by Gill, Ranjit
Published 1986
19
by Cheong, Mei Sui.
Published 1995
20
by Shariff Ahmad.
Published 1984