International petroleum encyclopedia 

 - Tulsa  PennWell  2000 
 - 343p.  31cm. 
<br/><br/><label>ISBN: </label>0878147845 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Petroleum - Encyclopedias
<br/><br/><label>Dewey Class. No.: </label>553.2803  / I5