TY  - BOOK
TI  - How much is an ecosystem worth?: assessing the economic value of conservation 
SN  - 0821363786
AV  - HC79 .E5H677 2005
U1  - 333.72 
PY  - 2005///
CY  - Washington, D. C.
PB  - IUCN, the Nature Conservancy/World Bank
KW  - Environmental protection
KW  - Economic aspects Environmental policy
KW  - Economic aspects
ER  -