The geochronology and evolution of Africa 
/ L. Cahen, ... N. J. Snelling, ... J. Delhal, [et al] 
. - Oxford  : Clarendon Press, 1984
. - XIII-512 p.  : Ill.  ; 26 cm. 
<br/><br/>Bibliogr. pp.455-496, index 
<br/><br/><label>ISBN: </label>0198575440 
<br/><br/><label>Source: </label> AMP 770/01306 
<br/><br/><label>Universal Decimal Class. No.: </label>916.