Statistics for business and economics 
Heitzman, William R. 
 -  Allyn and Bacon, Inc.  1980 
 - xv, 670 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-205-06753-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial statistics.
<br/><br/><label>Dewey Class. No.: </label>519.5 H36s1980