Andreescu Titu <br/><br/>
Mathematical Olympaid Challenges 
/ by Titu Andreescu 
 - 2nd.ed 
 - Berlin  Birkhauser  2000 
 - 283p. 
<br/><br/><label>ISBN: </label>9780817645281 
<br/><br/><label>Dewey Class. No.: </label>511.1  / AND/M