Weeks, John Robert. <br/><br/>
Population :  an introduction to concepts and issues / 

 - 7th ed. 
 - Belmont, CA :  Wadsworth Publishing,  c1999. 
 - xxi, 671 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534553052 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population.
<br/><br/><label>LC Class. No.: </label>HB 871  / WEE