1
Published 1995
2
Published 1979
3
by Hatch, John Charles
Published 1965
4
Published 2004
5
Published 1991
6
by Rivkin, Arnold
Published 1963
7
Published 1990
8
by Hahn, Emily, 1905-
Published 1965
9
Published 1992
10
by Mbeki, Thabo M.
Published 2005
11
by Nkrumah, Kwame, 1909-
Published 1965
12
Published 1964
13
by Batten, T. R
Published 1960
14
by Busia, K. A
Published 1967
15
by Sandbrook, Richard
Published 1993
16
by Mazrui, Ali A
Published 1977
17
by Ake, Claude
Published 1996
18
19
by Adu, A. L, 1914-
Published 1965
20
by Legum, Colin
Published 1962