TY  - BOOK
AU  - Carraro Carlo
AU  - Leveque Francois
TI  - Voluntary approaches in environmental policy
SN  - 0-7923-5516-4
U1  - 333.7 
PY  - 1999///
CY  - Dordrecht
PB  - Kluwer Academic
KW  - Environmental policy
KW  - Environmental science
ER  -