Barclay, George W., <br/><br/>
Techniques of population analysis 
by George W. Barclay. 
 - New York  Wiley  1958. 
 - 311 pages :    illustration, ;    24 cm. 
<br/><br/><label>ISBN: </label>0471048186 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population research