Megill, Robert E. <br/><br/>
An introduction to exploration economics / 
Robert E. Megill 
 - 3rd. ed. 
 - Tulsa, Okla :  PennWell Books,  1988. 
 - xi, 238 p. :  ill. ;  24 cm. 
<br/><br/>Includes index and bibliographies. 
<br/><br/><label>ISBN: </label>0878143319 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum--Prospecting--Economic aspects.