Gupta,Kailash N.(etal.) <br/><br/>
Digital Signature  Network Security Practices 

 - Prentice Hall of India, New Delhi  2005 
 - X,209 
<br/><br/><label>ISBN: </label>81-203-2599-0 
<br/><br/><label>Dewey Class. No.: </label>005.82 Gup