21
by Yap Beng Liang
Published 2001
22
23
by Leifer
Published 1968
24
Published 1989
25
by M.O. Ariff
Published 1970
26
Published 1974
27
by Sabihah Osman
Published 1985
28
by Shaharom Husain
Published 1982
29
30
by Buyong Adil, Haji
Published 1981
31
by Whelan
Published 1973
32
by Tregonning
Published 1965
33
by Hall
Published 1962
34
Published 1956
35
Published 1983
36
by Mazlan Abdullah
Published 1978
37
by Tregonning
Published 1960
38
by Harrison
Published 1971
39
Published 1981
40
by Baker
Published 1965