Kraft, James R., <br/><br/>
An introduction to number theory with cryptography 

 - 2nd ed. . 
 - Boca Raton  CRC Press  2018 
 - xxii, 578 p.  24 cm. 
<br/><br/> "A Chapman & Hall book."  Includes index. 
<br/><br/><label>ISBN: </label>9781138063471 (hbk. : acidfree paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory.<br/>Cryptography.<br/>Prime number<br/>Analytic numbers<br/>Rational numbers <br/>Congruences<br/>Arithmetic functions
<br/><br/><label>Dewey Class. No.: </label>512.7  / KRA