Asten, K J <br/><br/>
Data communications for business information systems 

 - New York:   The Macmillan Company,   1973 
 - xiv, 359p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology
<br/><br/><label>Subjects--Index Terms: </label>Service breakdown 
<br/><br/><label>Universal Decimal Class. No.: </label>D 681:32,05:007   / L3