1
by Lee
Published 1986
2
by Keith
Published 2005
3
by Nazli Aziz
Published 1996
4
5
by Thomson
Published 1865
6
Published 1976
7
8
9
10
11
by Saw
Published 2006
12
by Kua
Published 2007
13
Published 2007
14
by Neo
Published 2007
15
Published 1986
16
by Tan Tai Yong
Published 2008
17
18
19
by Bucknill
Published 1927
20
by Loh
Published 2009