TY  - BOOK
AU  - Dahl, Arthur Lyon
TI  - Eco principle: Ecology and economics in symbiosis
SN  - 1-85649-434-9
U1  - 333.7/DAH 
PY  - 1996///
CY  - Oxford
PB  - George Ronald
KW  - Environmental economics
KW  - Land economics
KW  - Economics
ER  -