Webster, Allen L. <br/><br/>
Applied Statistic for Business and Economics : An Essentials Version 

 - 3rd ed. 
 - New Delhi  Tata McGraw Hill Education Private Limited  2010 
<br/><br/><label>ISBN: </label>9780070703544 
<br/><br/><label>Dewey Class. No.: </label>519.5 W34A