Das, B.C. <br/><br/>
Integral calculus; including differential equations 

 - 41st  
 - Kolkata  U.N. Dhar  1994 
 - xxvi, 464 p. : 
<br/><br/><label>ISBN: </label>8185624550 
<br/><br/><label>Dewey Class. No.: </label>515.4