Stallings, William <br/><br/>
Data and Computer Communications 

 - 7th ed. 
 - New Delhi  Prentice-Hall of India  2004 
 - xv,847p.  24 cm. PB 
<br/><br/><label>ISBN: </label>8120323556 
<br/><br/><label>Dewey Class. No.: </label>004.6  / STA