TY  - BOOK
AU  - Bartell, Steven M.
ED  - Gardner, R. H. and O'Neill, R. V.
TI  - Ecological risk estimation
SN  - 0-87371-163-7
U1  - 574.52 
PY  - 1992///
CY  - Boca Raton
PB  - Lewis Publishers
KW  - Ecological risk assessment
ER  -