TY  - BOOK
AU  - Barbier, Edward B.
AU  - Beijer International Institute Of Ecological Econo
TI  - Valuing environmental functions: tropical wetlands
T2  - Beijer Reprint Series
U1  - RP 26 
PY  - 1994///
CY  - Stockholm, Sweden
PB  - Beijer International Institute of Ecological Economics
ER  -