McAndrew, Alasdair <br/><br/>
Introduction to cryptography with open - source software  / 

 - Boca Raton:  CRC Press,  2011 
 - xix, 441p. 
 - Discrete mathematics and its applications .
<br/><br/><label>ISBN: </label>9781439825709 
<br/><br/><label>Dewey Class. No.: </label>518.1  / M478.IC