Polgar Steven Ed. <br/><br/>
Population ecology and social evolution. 

 - Hague  Mounton            1975 
 - x,354p  cm. 
 - World anthropology. Ed by Sol Tax .
<br/><br/> Bibliography chapterwise 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5.1.N7, L5