BERA, Ajit Kumar <br/><br/>
Enviournmental Concept 
Ajit Kumar Bera 
 - Kolkata  New Central Book Agency  2013 
 - xiii,179 p.  23.5*15.8  c.m. 
<br/><br/><label>ISBN: </label>978 81 7381 406 8  Rs. 165 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enviournmental studies
<br/><br/><label>Dewey Class. No.: </label>301  /  / BER