TY  - BOOK
AU  - Field, Barry C
AU  - Field, Martha K.
TI  - Environmental economic : an introduction
SN  - 0071255850
U1  - 338.927 FIE 23rd ed.
PY  - 2006///
CY  - Boston
PB  - McGraw Hill
KW  - Environmental economics
KW  - Economics--Environmental aspects
ER  -