Indian bureau of mines <br/><br/>
Indian minerals yearbook 1990 / 

 - Delhi  Controller of Publications  1990 
 - 2Vols; xii, 254p  ill;  29cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production Economics
<br/><br/><label>Dewey Class. No.: </label>338.205  / IND