Dyzenhaus, David
Hard cases in wicked legal systems : South African law in the perspective of legal philosophy
Oxford University Press , 1991
 Buku Teks
Modern origins: a North African perspective
edited by Jean-Jacques Hublin, Shannon P. McPherron
Springer Science, 2012
 eBooks
Economic growth in the future : the growth debate in national and global perspective / Edison Electric Institute
N.Y. McGraw-Hill, 1976
 Buku Teks
Mazrui, Ali A.
A World federation of cultures : an African perspective / Ali A. Mazrui
The Free Press, 1976
 Buku Teks
Spooner, F.P.
South African predicament The economics of apartheid/ F.P. Spooner
Fredereck A.Praeger Publisher, 1960
 Buku Teks