TY  - BOOK
AU  - Mason Charles F Ed.
AU  -  Bulte Erwin H Ed.
TI  - Environmental Economics:  Critical concepts in the environment. 4V   
SN  - 9780415360593
U1  - X:(G:55), P8.1-.4 
PY  - 2008///
CY  - London
PB  - Routeledge          
KW  - Economics
ER  -