Gangwar, H.S <br/><br/>
Textbook of Engineering Mathematics-1 / 
H.S. Gangwar,  
 - 4th ed. 
 - ND:  New Age;  2014. 
 - 435p.:  [pb] 
<br/><br/><label>ISBN: </label>9788122436488 
<br/><br/><label>Dewey Class. No.: </label>624  / GAN-T