Information and research foundation <br/><br/>
Coal industry in India / 
Information and research foundation 
 - New Delhi  IRF  1982 
 - v111,167p  ill;  24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal industry<br/>India
<br/><br/><label>Dewey Class. No.: </label>338.272  / INF