Stallings, William <br/><br/>
Data and computer communications 

 - 6 
 - New Delhi  Pearson Education  2000 
 - xx, 809p. : ill.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8178084422 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication architecture<br/>Data communication<br/>LAN<br/>Local area networks<br/>Network protocols<br/>WAN<br/>Wide area networks