Leonard Bok <br/><br/>
Natural language communicationI with pictorial information systems 

 - 
 -  Springer-Verlag  1984 
 - 327 
<br/><br/>  
<br/><br/><label>ISBN: </label>3-540-13478-6 
<br/><br/><label>Dewey Class. No.: </label>004.85