TY - BOOK AU - Van Kooten, G. Cornelis AU - Bulte, Erwin H. TI - Economics of nature: managing biological assets SN - 0-631-21895-5 U1 - 332.36 PY - 2000/// CY - Cornwall PB - Blackwell KW - Nature conservation- economic aspects KW - Sustainable development- economic aspects KW - Environmental economics ER -