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

 - The Hague   Mouton          1975 
 - x,354p.  cm. 
<br/><br/><label>Standard No.: </label>21875 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Y7:5, L5