Hankerson, D.R. <br/><br/>
Coding theory and cryptography 

 - 2nd ed. 
 - New Delhi  Ane books pvt.  2018 
 - 350p. 
<br/><br/><label>ISBN: </label>9781138581517 
<br/><br/><label>Dewey Class. No.: </label>005.82  H194C