Oil&gas journal data book 
 Oil and gas journal databook 

 - Tulsa, Oklahoma :  PennWell Books,  1985 
 - v. :  ill. ;  28 cm. 
<br/><br/> Latest issue consulted : 1986 ed. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade--Statistics--Periodicals<br/>Gas industry--Statistics--Periodicals<br/>Natural gas--Statistics--Periodicals