Das, R. K. <br/><br/>
Industrial chemistry  inorganic and organic 
R. K. Das 
 - New Delhi  Kalyani publishers  1998 
 - 403p.  P.2  22cm. 
<br/><br/><label>ISBN: </label>8170960428  65 
<br/><br/><label>Dewey Class. No.: </label>660  / DAS