Tanenbaum A S <br/><br/>
Computer networks 
Tanenbaum A S 
 - 4 
 - New Delhi  New Delhi, Prenctice Hall  2005 
 - 891p 
<br/><br/><label>ISBN: </label>81-203-2175-8 
<br/><br/><label>Source: </label>Textbook