Prabhakar, T.R. <br/><br/>
Differential calculation 
T.R. Prabhakar and J.D., Gupta. 
 - 2nd rev. ed. 
 - New Delhi  Sultan Chand  1995 
 - various pagination, 22cm. 
<br/><br/><label>Dewey Class. No.: </label>515.3  / P74D