Krol, Ed <br/><br/>
The whole Internet user's guide and catalog. 

 - Sebastopol, Calif. :  O'Reilly and Associates,  1994. 
 - xv, 538 p. :  il. 
<br/><br/> Apéndices: p.457-515 
<br/><br/><label>ISBN: </label>1565920635 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTADORAS -REDES -INTERNET