Lassez, Jean-Louis., ed <br/><br/>
Logic programming - proceedings of the 4th international conference -v.2 
ed by Jean-Louis Lassez. 
 - Cambridge  MIT  1987 
 - xiv, 557-1056p. 
<br/><br/><label>ISBN: </label>0262121255 
<br/><br/><label>Dewey Class. No.: </label>005.115  / N87