Durgapur down of a new industrial era in West Bengal / 
Durgapur Coke Oven Plant (West Bengal, India) 
 - Alopore :  Govt. Press , 
 - 10 p. ;  24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal preparation plants--India
<br/><br/><label>Dewey Class. No.: </label>662.64