Harmon Paul <br/><br/>
Expert systems   .Artificial intelligence in business . 
Harmon Paul; King David 
 -  1985 
<br/><br/><label>Standard No.: </label>132012 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D6,8(B),71, M5