1
by Hashim Yeop A. Sani
Published 1980
2
Published 1991
3
by Norris, M. W.
Published 1980
4
Published 1984
5
Published 1992
6
Published 1995
7
by Ahmad Sarji Abd Hamid
Published 1995
8
Published 1992
9
Published 1992
10
by Simandjuntak, B.
Published 1985
11
by Al-Attas, Hussin
Published 1988
12
by Isack, Alan C
Published 1981
13
14
15
16
17
by Rohimi Shafie
Published 1989
18
19
20
Published 1993