Gupta, S.P. <br/><br/>
Business  statistics  Business  statistics : statistical methods / Ed by  Archana Agarwal._9th Ed, New Delhi : Sultan Chand, 2012 
S.P. Gupta 
 - 9th 
 - New Delhi  Sultan Chand  2012 
<br/><br/><label>Dewey Class. No.: </label>311