Kumar, Sunil <br/><br/>
Mine Economics & Investment / 
Dr. Sunil Kumar 
 - 1st edition 
 -  Random Publications ,  2022 
<br/><br/><label>ISBN: </label>9789390780259 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General
<br/><br/><label>Dewey Class. No.: </label>622  / KUM