1
by Abdullah Sanusi Ahmad
Published 1970
2
by Osborne, David E.
Published 1993
3
4
Published 2002
5
Published 2011
6
Published 2005
7
8
9
10
Published 2018
11
12
13
by Osborne, David
Published 1993
14
by Savas, Emanuel S.
Published 1987
15
Published 1995
16
Published 1996
17
Published 2009
18
Published 2003
19
by Wan Azmi Ramli
Published 1993
20
by Aman, Alfred C.
Published 1992