Gopal, Jairam <br/><br/>
Natural gas - How much, at wath cost? 

 - U. S. Geological Survey Professional paper, 1570 .
<br/><br/>bibliogr. p. 796-797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gaz naturel<br/>Energie<br/>Marche<br/>Analyse économique<br/>Réserve<br/>Analyse co–t
<br/><br/><label>Subjects--Index Terms: </label>Etats Unis