Goncalves, Marcus <br/><br/>
Fire walls  a complete guide 
Marcus Goncalves. 
 - New Delhi  Tata McGrawHill Publications  2000 
 - xxi, 678p.: ill.; 23cm. 
<br/><br/><label>ISBN: </label>0-07-463972-2. 
<br/><br/><label>Dewey Class. No.: </label>005.8  / C54F