Trewartha, Glenn Thomas, 1896- <br/><br/>
A geography of population :  world patterns / 
by Glenn T. Trewartha 
 - New York :  Wiley,  1969 
 - 186 p. :  ill. maps. ;  23 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0471887900 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population geography