ACOS -4/VP PWSS screen editor:DED22E-5 

 - 2nd ed. 
 -  Tokyo : NEC  1987 
 - 353 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personal Work Station System:PWSS screen editor
<br/><br/><label>Dewey Class. No.: </label>519.68/12  / NS