Andreescu, Titu <br/><br/>
104 number theory problems  From the training of the usa imo team 
Titu Andreescu 
 - New Delhi  Springer  2007 
 - xii, 204p 
<br/><br/><label>ISBN: </label>9788184895285 
<br/><br/><label>Dewey Class. No.: </label>512.7076 An25O