Weiers, Ronald M. <br/><br/>
Introductory business statistics /  
Ronald M. Weiers. 
 - 7th ed. 
 -  South-Western Cengage Learning,  c2011. 
 - xxii;806p.: 
<br/><br/><label>ISBN: </label>9781111058852 
<br/><br/><label>Dewey Class. No.: </label>519.5 WEI.I