Gupta, Parmanand <br/><br/>
Comprehensive Mathematics Class XI 
Parmanand Gupta 
 - New Delhi  Laxmi Publications (P) Ltd  1998 
 - xxvi, 1278p. 
<br/><br/><label>ISBN: </label>8120307658 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 GUP