1
2
Published 2000
3
Published 1998
4
by Jayasooria
Published 2002
5
Published 1969
6
Published 1967
7
8
9
Published 2005
10
Published 2005
11
Published 2006
12
13
Published 2005
14
15
by Vogel
Published 2000
16
by Yap Beng Liang
Published 2001
17
by Hassan Ahmad
Published 2002
18
by Khoo, Kay Kim, Dato', 1937
Published 1984
19
20
Published 1998