ACOS-4/AVP error message (language) DCA23E-6 

 - 2nd ed. 
 -  Tokyo  : NEC  1987 
 - 860 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ACOS  operating system
<br/><br/><label>Dewey Class. No.: </label>519.68/12  / NS