1
by Tarling
Published 1962
2
by Syed Othman Syed Omar
Published 1999
3
by Smithies
Published 1986
4
5
by Dumarcay
Published 1998
6
by Keith
Published 2005
7
by Bastin
Published 1957
8
by Brackman
Published 1963
9
10
by Bastin
Published 1961
11
Published 1965
12
by Kahin
Published 1952
13
14
by Mohammad Hatta
Published 1972
15
by Palmier
Published 1963
16
by Schrieke
Published 1957
17
by Carey
Published 1981
18
19
by Wertheim
Published 1964
20
by Kroef
Published 1971