Mason, Robert D. <br/><br/>
Statistical techniques in business and economics/ 
Robert D. Mason and Douglas A. Lind. 
 - 9th ed., 
 - Chicago:  Irwin,  1990. 
 - xix, 871p.: 
<br/><br/> includes index. 
<br/><br/><label>ISBN: </label>0256139016 9780256139013 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences-statistical methods. Economics-statistical methods. <br/>Commercial statistics.
<br/><br/><label>Dewey Class. No.: </label>519.5