Columbia subject headings:
Pesticide applicators (Persons)--Protection--Handbooks, manuals, etc.
Pesticides--Application--Safety measures--Handbooks, manuals, etc.
Pesticides--Safety regulations--United States.
Harvard subject headings:
Princeton subject headings:
Pesticide applicators (Persons)--Protection--Handbooks, manuals, etc.
Pesticides--Application--Safety measures--Handbooks, manuals, etc.
Pesticides--Safety regulations--United States.