Akhtar,Ahsan. <br/><br/>
Differential calculus  
Ahsan Akhtar, Sabiha Ahsan. 
 - New Delhi,  Prentice Hall,  c2004. 
<br/><br/><label>LCCN: </label>56013583  
<br/><br/><label>Nat. Bib. No.: </label>GB56-690 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential calculus.
<br/><br/><label>LC Class. No.: </label>QA304  / .F43 
<br/><br/><label>Dewey Class. No.: </label>515.3  / AKH.