Basic Petroleum data book: petroleum industry statistics 

 - Washington:  API,  1975 
 - 300 p.  cuadros. 
<br/><br/>0057 
<br/><br/>Energy. Reserves, crude oil. Exploration and drilling. Production. Financial. Prices. Demand. Refining. Imports. Exports. Offshore. Transportation. Natural gas. Opec. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petróleo<br/>Industria del Petróleo<br/>Gas Natural<br/>Estadística
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Estados Unidos
<br/><br/><label>Dewey Class. No.: </label>553.28  / A51213 / v.1; 2