TY  - BOOK
AU  - bernard,hoekman
AU  - will,martin
AU  - carols,primo braga
TI  - Trade Preference Erosion Measurement And policy Response / 
U1  - WB/382.7/TRA 
PY  - 2009///
CY  - washington
PB  - the world bank
KW  - TRAFFIC
KW  - COMMERCIAL POLICY
KW  - FREE TRADE
ER  -