TY  - BOOK
AU  - Walker, C.H.
AU  - Sibly, R.M.
AU  - Hopkin, S.P.
AU  - Peakall, D.B.
TI  - Principles of ecotoxicology / 
SN  - 9781138628069
U1  - E94 
PY  - 2012///
CY  - London: 
PB  - Taylor & Francis Ltd., 
KW  - Ecotoxicology
ER  -