1
2
by De Fleur, Melvin L.
Published 1988
3
by Rogers, Everett M.
Published 1991
4
by Samsuddin A. Rahim.
Published 1993
5
by Sulaiman Zakaria.
Published 1994
6
by Zulkifli Abd. Rahman.
Published 1994
7
by Goldhaber, Gerald M.
Published 1990
8
by Mohd. Hamdan Haji Adnan.
Published 1992
9
by Carnegie, Dale
Published 1997
10
by Sulaiman Masri.
Published 1997
11
by Carnegie, Dale
Published 1989
12
by Bukhory Ismail.
Published 1997
13
Published 1996
14
by Sarbaugh L. E.
Published 1995
15
by Abdullah Hassan
Published 1997
16
by Susanto, Astrid S.
Published 1987
17
by SchrammWilbur.
Published 1992
18
by Zulkifli Yusof
Published 2000
19
Published 1991
20
by Noraini Mohd. Yusof
Published 1994