Introduction to Artificial Intelligence and Expert Systems/  English. 
Dan W.Patterson. 
 - New Delhi:  Prentice-Hall of India Private Limited,  2006. 
 - xv,448p.:  ill.;  24cm. 
<br/><br/><label>ISBN: </label>8120307771 
<br/><br/><label>Dewey Class. No.: </label>681.14  / PAT