Africa from the seventh to the eleventh century / 
editor I. Hrbek. 
 - abridged  ed. 
 - Nairobi :  E. A. E. P.,  1992. 
 - xviii, 398  p. 
 - General history of Africa ;  III .
<br/><br/><label>ISBN: </label>9966466541 : 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Africa--Hstory--7th to11th Century.