Ganguli P. L. <br/><br/>
Commercial mathematics 

 - 6th ed. 
 - London  ; Chatterji Publishers  , 1969 
 - Various pages 
<br/><br/><label>ISBN: </label> 12 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / GAN