Keyfitz Nathan <br/><br/>
Population    facts and methods of demography 

 -  1971 
<br/><br/><label>Standard No.: </label>141,121 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y1:5.1.N5, L1-;1