TY  - BOOK
AU  - WOOLSON, E.A
TI  - Arsenical pesticides
U1  - 574.522 2 W80A 
PY  - 1975///
PB  - Washington
KW  - PESTICIDES -- ENVIRONMENTAL ASPECTS -- CONGRESSES
KW  - ARSENIC COMPOUNDS -- ENVIRONMENTAL ASPECTS
KW  - ES
KW  - PESTICIDES -- ENVIRONMENTAL ASPECTS -- CONGR
ER  -