Spengler Joseph,J.  <br/><br/>
Population Economics 

 - Durham:  Duke University Press,   1972 
 - 536 p.  HB 
<br/><br/> General 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population Economics 
<br/><br/><label>Universal Decimal Class. No.: </label>301.32  / SPE-P