Soni,R.S. <br/><br/>
Essential business mathematics and business statistics 

 - New Delhi  Ane books pvt. ltd.  2009 
 - 426p. 
<br/><br/><label>ISBN: </label>978-81-8052-157-7 
<br/><br/><label>Dewey Class. No.: </label>519.5     Son.P9