Maurer, William C. <br/><br/>
Advanced drilling techniques / 
William C. Maurer 
 - Tulsa, OK :  Petroleum Pub. Co,  1980 
 - xiii, 698 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0878141170 
<br/><br/><label>LCCN: </label>79-053582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock--drills<br/>Boring