Underdeveloped areas :  a book of readings and research. 

 - New York :  Harper,  [1957] 
<br/><br/><label>LCCN: </label>57009866 /L 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Developing countries.
<br/><br/><label>LC Class. No.: </label>HD82  / .S49 
<br/><br/><label>Dewey Class. No.: </label>338.91