Trewartha, Glenn T.  <br/><br/>
The less developed realm :  a geography of its population / 
Glenn T. Trewartha 
 - New York :  Wiley ,  1972 
 - xi, 449p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>0471887943 0471887951 (pbk.) 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Developing countries--Population
<br/><br/><label>Dewey Class. No.: </label>312  / TRE