Report of the First United Nations Interregional Conference on the D evelopment of Petrochemical Industries in Developing Countries, Teheran , Iran, 16-30 November 1964. 

 - New York :    United Nations,    1966. 
 - iv, 152 p. ;    28 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Petroleum chemicals industry -- Congresses-- Developing countries