LeVeque, William J. <br/><br/>
Elementary theory of numbers  / 

 - New York:  Dover,  1990 
 - viii, 132p. Index 
<br/><br/> "Originally published: Massachusetts :Addison-Wesley, 1962 (Addison-Wesley series in introductory Mathematics" 
<br/><br/><label>ISBN: </label>0486663485 
<br/><br/><label>Dewey Class. No.: </label>512.7  / L657.ET