"Akhtar, Ahsan" <br/><br/>
Textbook of Differential Calculus 

 - \\200500ENGGPSX 
 - Phi Learning Pvt Ltd   2005  New Delhi  
 - 518p. 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>8120324420