Ahmad, Khalil <br/><br/>
Textbook of differential Calculus / 
by Khalil Ahmad 
 - New Delhi :  Anamaya Publishers,  2004. New Delhi :  Anamaya Publishers,  2006. 
<br/><br/><label>ISBN: </label>8188342130 
<br/><br/><label>Subjects--Index Terms: </label>Calculus