Singh, J. K. <br/><br/>
Business mathematics  Business mathematics._1 Ed, Delhi : Himalaya Publishing House, 2007 
J. K. Singh 
 - 1 
 - Delhi  Himalaya Publishing House  2007 
<br/><br/><label>ISBN: </label>978-81-8318-814-2 
<br/><br/><label>Dewey Class. No.: </label>510.02465