TY  - BOOK
AU  - Ecobichon Donald J
TI  - Basis of toxicity testing .-Second edition
SN  - 0849385547
U1  - 616.0149 ECO 
PY  - 1997///
PB  - CRC Press, Boca Raton,  New York, CRC Press, Boca Raton
ER  -