Proceedings of the United Nations Interregional Seminar on petroleum refining in developing countries, New Delhi, 22 January - 3 February 1973 

 - New Delhi  Indian Oil Corporation  1973 
 - viii,292p.  29cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade
<br/><br/><label>LC Class. No.: </label>QTO HD9577.A2V55 Vol.I