Davis, William S. <br/><br/>
Business data processing 
William S. Davis. 
 - Reading, Mass.  Addison-Wesley Pub. Co.  c1978. 
 - xxii, 442 p.  ill. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>77081199  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.