TY  - BOOK
AU  - Feild, B.C
AU  - Field M.K
TI  - Environmental economics: an introduction
SN  - 0071255850
AV  - HC79.E5.F5 2006 
PY  - 2006///
CY  - Boston
PB  - Mc Graw hill
KW  - Enivironmental economics
ER  -