Technical assistance activities under the expanded programme in the countries in the ECLA region. 

 - [Rio de Janeiro],  1953. 
 - United Nations. [Document] ;  E/CN.12/302 .
 - Document (United Nations) ;  E/CN.12/302 .
<br/><br/> At head of title: United Nations, Economic and Social Council, Economic Commission for Latin America, 5th sess., Rio de Janeiro, Brazil, 6 Apr. 1953. 
<br/><br/><label>LCCN: </label>54000164 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United Nations -- Technical assistance.--United Nations -- Technical assistance.