DR.N.C.DEY <br/><br/>
MINNING AND ENGINEERING MANAGEMENT 

 - 1ST 
 - new delhi  LOVELY PRAKASHAN  2017 
 - 300 
<br/><br/><label>ISBN: </label>9788179561324 
<br/><br/><label>Dewey Class. No.: </label>622  / MIN-D