ACOS-4/AVP data management reference manual :DFA21E-4 

 - 2nd ed. 
 -  Tokyo:NEC  1986 
 - 371 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ACOS operating system :data management functions
<br/><br/><label>Dewey Class. No.: </label>005.2  / NS