Comer, Douglas E. <br/><br/>
Computer networks and internets with internet aplications. 

 - 4a ed. 
 - New Jersey  Pearson Prentice Hall  2004 
 - 719 p. 
<br/><br/><label>ISBN: </label>0-13-143351-2 
<br/><br/><label>Dewey Class. No.: </label>004.67  / C76