Singh J G. <br/><br/>
Underground Coal Mining Methods 

 - Varanasi  Braj-Kalpa Publishers  2000 
 - vi+527 
<br/><br/> Underground,Coal,Mining,Methods,Underground Coal Mining Methods 
<br/><br/><label>ISBN: </label>81-7525-205-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Underground Coal Mining Methods