Spengler, Joseph <br/><br/>
Population and policy :  Selected readings\ 

 - Illinois:  The Free Press,   1956. 
 - x, 522p.: 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population theory
<br/><br/><label>Dewey Class. No.: </label>301.32  / SPE N56P