W. A. Shay <br/><br/>
Understanding Data Communication & Networks 
by W. A. Shay 
 - Singapore  Thomson Learning  2001 
 - 2002 
<br/><br/><label>ISBN: </label>9812400508 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BE Computer
<br/><br/><label>Dewey Class. No.: </label>105.23  / Sha