Ajoy Kumar Sen <br/><br/>
A Handbook Of Economic Geology 
By a K Sen 
 - 3rd 
 - Kolkata  Modern Book agency pvt Ltd  1993 
 - 325P 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>Dewey Class. No.: </label>553.G  / SEN