Rich, Elaine. <br/><br/>
Artificial intelligence / 
Elaine. Rich 
 - New York  :  1991 
 - xvii, 621 p. :  25 cm. 
<br/><br/><label>ISBN: </label>0070522634 : 
<br/><br/><label>Dewey Class. No.: </label>006.3 RIC-A 1991 2309