Carter, Thomas S., <br/><br/>
Formulas and calculations for drilling, production, and workover :  all the formulas you need to solve drilling and production problems / 
Thomas S. Carter, William C. Lyons, Norton J. Lapeyrouse 
 - Fifth Edition 
 - 1 online resource 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780323905497 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Directional drilling