Cercone, Nick <br/><br/>
Knowledge frontier : essays in the representation of knowledge 
by Nick Cercone and Gordon McCalla 
 - New York  Springer-Verlag  1987 
 - xxxv, 512p. 
 - Springer series symbolic computation   .
<br/><br/><label>ISBN: </label>0387965572 
<br/><br/><label>Dewey Class. No.: </label>006.33  / N871