TY  - BOOK
AU  - Bjornstad David J Ed.
AU  -  Kahn James R Ed.
TI  - Contingent valuation of environmental resources :  Methodological issues and research   
T2  - New Horizons in Environmental Economics
U1  - X:(G:55), N6 
PY  - 1996///
CY  - Cheltenham
PB  - Edward Elgar         
KW  - Environmental Economics
ER  -