TY  - BOOK
AU  - James,David Edward
AU  - Jansen,H.M.A.
AU  - Opschoor,J.B.
TI  - Economic approaches to environmental problems: techniques and results of empirical analysis 
PY  - 1978///
CY  - Amsterdam
PB  - Elsevier Scientific Pub. Co.
KW  - Environmental protection
KW  - Economic aspects
KW  - Mathematical models
ER  -