United Nations, Statistical Office <br/><br/>
Statistical series for the use of less developed countries in programmes of economic and social development   

 - New York  The Auth.  1959 
 - 56p. 
 - Statistical papers, U.N., series M   no.31 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>309.250182  / Un58.SS