Sell, George. <br/><br/>
The petroleum industry. 

 - London ; New York :  London ; New York :  Oxford University Press,  1963. 
<br/><br/><label>LCCN: </label>63024954 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade -- Africa--Petroleum industry and trade -- Africa
<br/><br/><label>LC Class. No.: </label>TP690  / .S448 
<br/><br/><label>Dewey Class. No.: </label>665.5