John Vacca  <br/><br/>
Network and system security/ 
John Vacca  
 - United States of America:  Elsevier,Inc.,  2014. 
 - x, 406 p.:  ill; 
<br/><br/><label>ISBN: </label>978-0-12-416689-9 
<br/><br/><label>Dewey Class. No.: </label>005.8 V132 2014