Columbia subject headings:
Harvard subject headings:
Industrial hygiene--Government policy--Costs.
Industrial hygiene--Government policy--Finland--Costs.
Industrial safety--Government policy--Costs.
Industrial safety--Government policy--Finland--Costs.
Princeton subject headings:
Industrial hygiene--Government policy--Costs.
Industrial hygiene--Government policy--Finland--Costs.
Industrial safety--Government policy--Costs.
Industrial safety--Government policy--Finland--Costs.