Abstracts of the thirteenth world petroleum congress. 

 - Chichester, England :   Wiley,   1991. 
 - 247 p. 
<br/><br/>Recently discovered and potential petroleum resources; Al-Husseini. M.I. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PETROLEO<br/>CONGRESO
<br/><br/><label>Universal Decimal Class. No.: </label>665.6