TY  - BOOK
AU  - 
TI  - Testing for effects of chemical on ecosystems: a report
SN  - 0309031427
PY  - 1981///
CY  - Washington, D. C.
PB  - National Academy Press
KW  - Chemicals
KW  - Environmental aspects
KW  - Toxicity testing
KW  - Environmental monitoring
N1  - Includes bibliographical references
ER  -