TY  - BOOK
AU  - Bennett,R.J.
AU  - Chorley,R.J.
TI  - Environmental systems: philosophy, analysis and control 
SN  - 0416710204
PY  - 1978///
CY  - London
PB  - Methuen
KW  - Environmental policy
KW  - System theory
KW  - System analysis
ER  -