William A Shay <br/><br/>
Understanding data communications and networks 

 - 2nd ed 
 - Brooks/Cole/Thomson  c1999 
 - xx,711p 
<br/><br/><label>ISBN: </label>981-240-050-8 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.64404 Sha