Ferrar, W. L. <br/><br/>
Differential calculus / 
W. L. Ferrar. 
 - Low Priced Textbook 
 - Calcutta :  The English Language Book Socity.,  c1960. 
 - xi,296 p. :  ill. ;  18 cm. 
<br/><br/> Includes index. 
<br/><br/>
<br/><br/><br/>english 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Calculus<br/>Differential calculus.
<br/><br/><label>Dewey Class. No.: </label>515.33/FED