TY  - GEN
AU  - Bateman, Ian J. 
AU  - Willis, Kenneth G. 
TI  - Valuing environmental preferemces: theory and practice of the contingent valuation method in the US, EU, and developing countries 
SN  - 0199248915
U1  - 333.7 
PY  - 1999///
CY  - New York
PB  - Oxford university press
KW  - Public goods
KW  - Environmental economics
KW  - Contingent valuation
ER  -