National Research Council Staff <br/><br/>
Drilling and Excavation Technologies for the Future 
National Research Council Staff 
 -  National Academies Press  1994 
 - On-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan 
<br/><br/><label>ISBN: </label>9780309573207     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering & Technology