Bolc, Leonard. <br/><br/>
Natural language communication with pictorial information systems   
by Leonard Bolc. 
 - berlin Heidelberg  Springer-Verlag  1984 
 - vi, 327p 
<br/><br/><label>ISBN: </label>3540134786 
<br/><br/><label>Dewey Class. No.: </label>001.6424  / N84