Le Hai Khoi Et Al <br/><br/>
Selected Problems of the Vietnamese Mathematical Olympiad 1962-2009 

 -  World Scientific  WSPC  2010 
<br/><br/><label>ISBN: </label>9789814289603 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics