Spiegelman, Mortimer <br/><br/>
Introduction to demography / 
Mortimer Spiegelman 
 - Rev. ed. 
 - Cambridge, Mass. :  Harvard University Press,  1968 
 - xix, 514 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label> USD 15.00 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography
<br/><br/><label>Dewey Class. No.: </label>312