1
by Byrne, D. S, 1947-
Published 1999
2
by De Bono, Edward, 1933-
Published 1996
3
by Mohammad Hatta
Published 1982
4
Published 2014
5
6
Published 2012
7
8
by Ainon Muhammad
Published 2003
9
by Al-Attas Syed Muhammad Naquib
Published 1993
10
by Makmor Tumin
Published 2018
11
12
by Mat Rofa Ismail
Published 2004
13
by Hart, 1907-
Published 1997
14
15
by Abbott, Owen
Published 2020
16