Chapman, D. Brent <br/><br/>
Building Internet firewalls / 
D. Brent Chapman and Elizabeth D. Zwicky 
 - Sebastopol :  OReilly & Associates,  c1995. 
 - xxvi, 517 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>1565921240 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Firewalls (<br/>Computer security)
<br/><br/><label>LC Class. No.: </label>TK5105.59  / .C49 1995 
<br/><br/><label>Dewey Class. No.: </label>005.8  / C466b