STRASSBERG,KEITH <br/><br/>
FIREWALLS  THE COMPLETE REFERENCE 

 - NEW DELHI  TATA McGRAW-HILL  2003 
 - 932p. 
<br/><br/><label>ISBN: </label>0070583110 
<br/><br/><label>Dewey Class. No.: </label>005.8  / STR