Gupta, S. P. <br/><br/>
Business statistics /     
Dr. S.P. Gupta & Dr. M.P. Gupta. 
 - 14th enlarged ed. 
 - New Delhi :  Sultan Chand & Sons,  2007 
 - xxii, 712 p. 
<br/><br/><label>ISBN: </label>8180543277 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial statistics.--