Cohn, Harvey <br/><br/>
Advanced number theory. (E BOOK) 

 - Dover ed. 
 - New York :  Dover Publ.,  1980 
 - 276 s. 
<br/><br/> Unabridged and corrected republication of the work publ. in 1962 by Wiley under the title A second course in number theory 
<br/><br/><label>ISBN: </label>0-486-64023-X 
<br/><br/><label>Dewey Class. No.: </label>512.7