Long-term planning /  
United nations  
 - Delhi :   Vikas Publications,  [1972] 
 - vii, 207 P. :   ill. ;   23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label>--Economic aspects--Congress 
<br/><br/><label>Dewey Class. No.: </label>338.1095496  / LON 1971