Vansina Jan. <br/><br/>
Oral Tradition As History / Jan Vansina. 

 -  Madison Wis. : University Of Wisconsin Press Nairobi: Heinemann 1985. 
 - XVI 258 P. 22 CM. 
 -  0 .
<br/><br/><br/>ENG 
<br/><br/><label>ISBN: </label>0299102106 (Hbk) 0299102149 (Pbk.) :