Rich, Elaine ; Knight, Kevin <br/><br/>
Artificial intelligence 

 - 2nd ed 
 - Delhi  Tata McGraw Hill  1991 
 - 621p. 
<br/><br/> Te15467 
<br/><br/><label>ISBN: </label>9780074600818  350 
<br/><br/><label>Dewey Class. No.: </label>006.3 RIC E