Ahsan Akhtar and Sabiha Ahsan <br/><br/>
Text Book of Differential Calculus 

 - New Delhi  Prentice Hall of India  2005 
 - xviii:518p. 
<br/><br/><label>ISBN: </label>81-203-2442-0 
<br/><br/><label>Dewey Class. No.: </label>515.3   Akh.P4