Varshney, C.L. . <br/><br/>
A Text book of Differential Calculus /  Textual Documents 
C.L.Varshney, D.P.Singh, R.K.Gupta. 
 - 2nd ed. / 
 - Meerut :  A.S. Prakashan ,  1992. 
 - 414p. ;  21cm. 
<br/><br/><label>Subjects--Index Terms: </label>Differential Calculus G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>515.3  / Va 42 Di