Complete business statistics/ 
Aczel,Amir & others 
 - 7th.ed. 
 - New Delhi:  Tata Mcgraw  hill education,  2012. 
 - 960 
<br/><br/><label>ISBN: </label>9780071077903 
<br/><br/><label>Dewey Class. No.: </label>519.5  / ACZ/C