1
Published 1999
American Chemical Society
Subjects: ...Pesticides / Environmental aspects / United States...

2
Published 1989
American Chemical Society
Subjects: ...Pesticides / Law and legislation / United States...

3
Published 1987
American Chemical Society
Subjects: ...Pesticides / Law and legislation / United States...

4
Published 1985
American Chemical Society
Subjects: ...United States / Environmental Protection Agency...