Grewal  B.S. <br/><br/>
A Text book of Engineering Mathematics 

 - 4thed. 
 - New Delhi  KHANNA PUBLISHERS  2012. 
 - 739p. 
<br/><br/><label>ISBN: </label>9788174093059 
<br/><br/><label>Dewey Class. No.: </label>510.2462/GRE