ACOS-4/AVP VIS operation guide DFV22E-5 

 -  Tokyo : NEC  1987 
 - 472 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Versatile Information system : V15
<br/><br/><label>Dewey Class. No.: </label>519.68/12  / NS