TY  - BOOK
AU  - Willis, K.G.,
AU  - Corkindale, J.T.,
TI  - Environmental valuation : : new perspectives / 
SN  - 0851989667
U1  - 363.7 
PY  - 1995///
CY  - UK
PB  - CAB Inrernational
KW  - Other social problems & services
ER  -