Stokes Adrian V <br/><br/>
Viewdata a public information utility 

 - U.K  Langton information systems         1978 
 - 95p.  cm. 
 - Langton information system series .
<br/><br/><label>Standard No.: </label>47609 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating system
<br/><br/><label>Dewey Class. No.: </label>D65,8(B)91, L87