Social impact    Piparwar and the North Karanpura coalfields 

 -  1993 
 - 85p.  cm. 
<br/><br/><label>Standard No.: </label>26329 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>X8(F551):9.2'N93t, N3