TY  - GEN
AU  - Chau, Le Hai 
AU  - Khoi, Le Hai 
TI  - Selected Problems Of the Vietnamese Mathematical Olympiad (1962-2009)
SN  - 9789814289597 (PB)
U1  - 510.76 CHA-KHO  
PY  - 2010///
CY  - Singapore
PB  - World Scientific Co Pvt Ltd
ER  -