TY  - BOOK
AU  - Hammons,Anna S.
TI  - Methods for ecological toxicology: a critical review of laboratory multispecies tests 
SN  - 025040480X
PY  - 1981///
CY  - Ann Arbor, Mich.
PB  - Ann Arbor Science Publishers
KW  - Toxicity testing
N1  - Includes bibliographical references : p. 189-307
ER  -