Bolt Gordon <br/><br/>
Market and Sales forecasting : A total approach 
Bolt Gordon 
 - 3rd 
 - London Kogan Page  London Kogan Page  1994 
 - 360p 
<br/><br/><label>ISBN: </label>0-7494-0913-4 
<br/><br/><label>Source: </label>Textbook