Bhardwaj, Deepak <br/><br/>
Differential Calculus. 

 - New Delhi:  Firewal Media,  2007. 
 - 984 p ; (Rk#6.a Sh#05) 
<br/><br/><label>ISBN: </label>8131800938 
<br/><br/><label>Source: </label> Allied Book  PKR 929.16 
<br/><br/><label>Dewey Class. No.: </label>515.33