B C Das  1994 <br/><br/>
Different Calculus / 

 - Calcutta :  U N Dhur & Sons Pvt Ltd ;  1994 . 
 - 472 p.  4 cm 
<br/><br/><label>ISBN: </label>8185624658 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>513.33  / DAS