LENAT, D.B,DAVIS, RANDALL <br/><br/>
KNOWLEDGE BASED SYSTEMS IN ARTIFICIAL INTELLIGENCE 

 - NEWYORK  MCGRAW HILL  1982 
 - 490P 
<br/><br/><label>ISBN: </label>0-07-015557-7 
<br/><br/><label>Dewey Class. No.: </label>006.3 DAV'K