Ashton.Tate <br/><br/>
Using the menu system / 
Ashton.Tate 
 -  Ashton.Tate Corporation,  1988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Menu system<br/>Using system
<br/><br/><label>Dewey Class. No.: </label>001.6424  / ASH