Logic programming:   Proceedings of the sixth international conference  

 - Cambridge:   The MIT Press,   1989 
 - viii, 692p. 
<br/><br/><label>ISBN: </label>0-262-6-2065-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Proceedings
<br/><br/><label>Universal Decimal Class. No.: </label>D 519.68  / M9