Vansina, Jan. <br/><br/>
Kingdoms of the Savanna / 
Madison. 
 - Madison :  University Press,  1966 
 - ix, 364 p. ;  22 cm. 
<br/><br/> Open access. 
<br/><br/><label>LCCN: </label>6516367  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Africa, Central--History.--To 1884.