Hanke, John E., <br/><br/>
Business forecasting / 
John E. Hanke, Arthur G. Reitsch. 
 - 3rd edition 
 - London  Allyn and Bacon.  1989 
<br/><br/><label>ISBN: </label>0205120180 
<br/><br/><label>Subjects--Personal Names: </label><br/>Business forecasting.