Brijendra Singh <br/><br/>
Network security and management.- 2nd Ed./ 
Brijendra Singh 
 - 2nd Ed. 
 - New Delhi  PHI  2009 
 - xiv, 326p. 
<br/><br/><label>ISBN: </label>9 788120 339101 
<br/><br/><label>Dewey Class. No.: </label>004.056.53  / SIN