Hilyard, Joseph <br/><br/>
The oil & gas industry :  a nontechnical guide / 
Joseph F. Hilyard 
 - Tulsa, Okla. :  PennWell Corp,  c2012 
 - xvi, 315 p. :  ill. (chiefly col.) ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781593702540 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum industry and trade<br/>Petroleum engineering