TY  - BOOK
AU  - Aquatic Toxicology And Risk Assessment:, Thirteenth Volume
TI  - Mayes, m.a, barron, m.g
SN  - 0-8031-1460-5
U1  - 615.9 AQU 
PY  - 1991///
CY  - USA
PB  - ASTM
KW  - RISK ASSESSMENT
ER  -