TY  - BOOK
AU  - Wathern,Peter
TI  - Environmental impact assessment: theory and practice 
SN  - 0415078849
PY  - 1992///
CY  - London, New York
PB  - Routledge
KW  - Environmental impact analysis
KW  - Impacto ambiental
N1  - Includes bibliography and index
ER  -