Peter Smith <br/><br/>
Expert System Development in PROLOG and Turbo PROLOG 

 - 
 -  Halstead Press  1988 
 - 214 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-470-20911-9 
<br/><br/><label>Dewey Class. No.: </label>004.891