TY  - BOOK
AU  - Erickson, Jon D  .
TI  - Frontiers in ecological economic theory and application / 
SN  - 978-1-84376-888-3
U1  - X:(G95) 
PY  - 2007///
CY  - Massachusetts : 
PB  - Edward Elgar publishing Limited , 
KW  - Environmental protection-Cost effectiveness
ER  -