Clark, Grahame,  1907-, <br/><br/>
Prehistoric societies / 
by Grahame Clark and Stuart Piggott. 
 - 1st American ed. 
 - Alfred.A.Knopf :  New York,  1965. 
 - 356 pages :  illustrations, maps. ;  22 cm. 
<br/><br/>Bibliography: page 333-340. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Man, Prehistoric.<br/>Society, Primitive.