Knowledge representation and defeasible reasoning 
edited by Henry E. Kyburg, Ronald P. Loui and Greg N. Carlson 
 - Dordrecht  Kluwer Academic Publishers  1990 
 - xxii, 423p.  ill.  23cm 
 - Studies in cognitive system  v. 5 .
<br/><br/> Includes index 
<br/><br/>Bibliography: p.402-403 
<br/><br/><label>ISBN: </label>0792306775 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Artificial intelligence
<br/><br/><label>Dewey Class. No.: </label>001.535  / KNO