Sampson , Anthony <br/><br/>
The seven sisters : the Great Oil Companies and the World they made / 
Anthony Sampson. 
 - Gran Bretaņa :  CORONET BOOKS,  1975 
 - 364 p. ;  18 cm. 
<br/><br/><label>ISBN: </label>0-340-21323-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleo--Compaņias<br/>Compaņias e Indust.
<br/><br/><label>LC Class. No.: </label>HD9576  / S34 1975