Subsurface geology in petroleum exploration :  a symposium / 
edited by John D. Haun and L. W. LeRoy. 
 - Golden, Colorado :  Colorado School of Mines,  1958. 
 - 530 pages :  illustrations ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prospecting.<br/>Petroleum--Geology.<br/>Petroleum engineering.