Weeks, John Robert,   1944- <br/><br/>
Population :   an introduction to concepts and issues / 
John R. Weeks. 
 - 4th ed. 
 - Belmont, Calif. :   Wadsworth Publishing,   c1989. 
 - 552 p. :   ill. ;   24 cm. 
<br/><br/>  Includes index. 
<br/><br/>Includes bibliographical references ( p. 505-540) 
<br/><br/><label>ISBN: </label>0534101224 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Population.
<br/><br/><label>Dewey Class. No.: </label>304.6