TY  - BOOK
AU  - Ellis, Derek  .
TI  - Environments at risk: case histories of impact assessment / 
SN  - 3-540-51180-6
U1  - T:37(G:55) 
PY  - 1989///
CY  - New York : 
PB  - Springer-Verlag , 
KW  - Environments
ER  -