Joint Conference on Artificial Intelligence(7th  Canada,1981) <br/><br/>
Artificial intelligence  V.1 
ed.by Ann Drinan 
 - Canada  American Association for Artificial Intelligence  1981 
 - xviii, 594p. 
<br/><br/><label>ISBN: </label>0865760594 
<br/><br/><label>Dewey Class. No.: </label>001.535  / N813.1 "R"