Spiegelman Mortimer <br/><br/>
Introduction to demorgraphy 
Spiegelman Mortimer 
 - Cambridge  The Society of Actuaries         1955 
 - xix, 309p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rural Geography
<br/><br/><label>Dewey Class. No.: </label>U45:B28, J5