Poli, Roberto <br/><br/>
Formal Ontology 

 - London  Kluwer Academic Publishers  1996 
 - 293p 
 - Nijhoff International Philosophy Series;   199600ENGGPS5 .
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>079234104X     2000 
<br/><br/><label>Dewey Class. No.: </label>N20  / P758