1
by Yow
Published 2006
2
by Thock, Ker Pong
Published 2005
3
by Modder
Published 2004
4
by Tan
Published 2005
5
6
by Lim
Published 2002
7
by Tan Liok Ee
Published 1997
8
by Khoo
Published 1987
9
by Poh
Published 1986
10
by Yap
Published 1988
11
12
13
14
by Wang Tai Peng
Published 1994
15
by Carstens
Published 2005
16
by Tan Yao Sua
Published 2014
17
18
by Groeneveldt
Published 1876
19
20