Anrold Robert R etc <br/><br/>
Modern data processing 
Anrold Robert R etc 
 - 3rd 
 - New York  Yrok Wiley USA          1978 
 - xvi, 435p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>D6,9(B), L8