Rao S. Ranga Raja Ed. <br/><br/>
Proceeding on Coal prepration and use 

 - New Delhi       Oxford & IBH Publishing       1982 
 - xiii, 246p.  cm. 
<br/><br/><label>Standard No.: </label>24419 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X8(F551)P1,N82, M7