Trewartha, Glenn T. <br/><br/>
The Less developed realm: a geography of its population 
by Glenn T. Trewartha 
 - New York  Wiley  1972 
 - 449p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic Geography - Underdeveloped Areas
<br/><br/><label>Dewey Class. No.: </label>T19 T729