Grewal  B.S. <br/><br/>
Higher Engineering Mathematics 

 - 43rded. 
 -  KHANNA  PUBLISHERS  Nai Sarak 
 - 1315p. 
<br/><br/><label>ISBN: </label>9788174091955 
<br/><br/><label>Dewey Class. No.: </label>515/GRE