Sharma,R.D. <br/><br/>
Mathematics: Class XI/by R.D. Sharma 

 - New delhi  Dhanpat rai publications (P) ltd  2017 
 - v.p. 
<br/><br/><label>ISBN: </label>9789383182954 
<br/><br/><label>Dewey Class. No.: </label>510 Sh23M