Africa from the seventh to the eleventh century / 
edited by I. Hrbek. 
 - California :  Unesco,  c 1992. 
 - Vol. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography : p. 378-387. 
<br/><br/>V. 3- General history of Africa ; 
<br/><br/>337  337 
<br/><br/><label>ISBN: </label>0-85255-093-6 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Africa--History.
<br/><br/><label>Dewey Class. No.: </label>960 / U2g