Old world monkeys  evolution, systematics, and behavior (proceedings of the coference ... held at Burg Wartenstein, Austria, July 5-14, 1969) 
edited by J.R. Napier and P.H. Napier. 
 - New York  Academic Press  1970. 
 - 660pages   illustrations ;   24 cm. 
<br/><br/><label>ISBN: </label>0125138601 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cercopithecidae.<br/>Apes.