1
by Shuttleworth
Published 1967
2
Published 1938
3
by Gimlette
Published 1971
4
5
6
by Cooke
Published 1961
7
by Mohamed Abid
Published 2003
8
by Parkinson
Published 1996
9
by Middlebrook
Published 1940
10
by Gullick
Published 1963
11
by Gullick
Published 1964
12
Published 1987
13
14
by Buyong Adil, Haji
Published 1983
15
16
17
by Khong Kim Hoong
Published 2003
18
Published 2002
19
by Kok Koun Chin
Published 1988
20
by Sheppard
Published 1979