Singh, R.D. <br/><br/>
Principles and practices of modern coal mining 

 - Delhi  New Age International  1997 
 - 696p. 
<br/><br/><label>ISBN: </label>9788122409741  399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil Engineering
<br/><br/><label>Dewey Class. No.: </label>622 SIN R