Koninck, Jean-Marie De <br/><br/>
1001 Problems in classical number theory   
by Jean-Marie De Koninck 
 - USA  AMS  2011 
 - xii, 336p 
<br/><br/><label>ISBN: </label>9780821868881 
<br/><br/><label>Dewey Class. No.: </label>512.7  / P11