Fitzgerald, Jerry <br/><br/>
Business Data Communications  Basic Concepts, Security, & Design 

 - 3rd 
 - Singapore  John Wiley & Sons  1990 
<br/><br/><label>ISBN: </label>0-471-51783-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>004.6  / FIT