Tanenbaum, Andrew S. <br/><br/>
Computer networks  
Andrew S. Tanenbaum. 
 - 3rd. ed. 
 - New Delhi  Prentice Hall  1996. 
 - 873 p. 
<br/><br/> Book is like new, never used. 
<br/><br/><label>ISBN: </label>8120311655 (paperback) 9788120311657 (paperback) 
<br/><br/><label>Source: </label> 298.00 PKR