Arora, R.S ed., <br/><br/>
Unique quintessence of chemistry for U.P.S.C civil services... 

 - New Delhi  Unique Publishers  2009 
 - 845p.  PB  22cm. 
<br/><br/><label>ISBN: </label>8183571506 
<br/><br/><label>Dewey Class. No.: </label>540.76  / UNI