Hartshorn, J. E. <br/><br/>
Oil trade :  politics and prospects / 
J.E. Hartshorn. 
 - New York :  Cambridge University,  2011. 
 - xv, 306 p. :  ill., maps ;  24 cm. 
 - Cambridge studies in energy and the environment. .
 - Cambridge studies in energy and the environment. .
<br/><br/>Includes bibliographical references (p. 294-298) and index. 
<br/><br/><label>ISBN: </label>9780521147453  RM115.29 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Organization of Petroleum Exporting Countries.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade.<br/>Petroleum products--Prices.