Hazarika,Padmalochan. <br/><br/>
Business mathematics 

 - 2014 re.ed. 
 - New Delhi:  S.Chand. 
 - 641. 
<br/><br/><label>ISBN: </label>81-219-2313-1 
<br/><br/><label>Dewey Class. No.: </label> / HAZ