Stinson, Douglas R  . <br/><br/>
Cryptography: theory and practice /  
by Douglas R. Stinson. 
 - London :   Chapman & Hall ,   2005 
 - 339p ;  
<br/><br/><label>ISBN: </label>1-58488-206-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crytography
<br/><br/><label>Dewey Class. No.: </label>B  / P5