1
by Lim, Kit Siang, 1941-
Published 1998
2
by Okposin, Samuel Bassey
Published 2000
3
Published 2007
4
Published 1992
5
Published 2005
6
Published 1991
7
Published 2001
8
Published 1991
9
Published 2001
10
Published 1989
11
Published 1991
12
Published 1996
13
Published 2008
14
Published 2008
15
Published 1971
16
Published 1996
17
18
Published 2009
19
Published 2008
20