Columbia subject headings:
Hazardous substances--Law and legislation--Europe.
Hazardous substances--Law and legislation.
Marine pollution--Law and legislation--Europe.
Marine pollution--Law and legislation.
Pesticides industry--Law and legislation--Europe.
Pesticides industry--Law and legislation.
Transboundary pollution--Law and legislation--Europe.
Transboundary pollution--Law and legislation.
Harvard subject headings:
Hazardous substances--Law and legislation--European Union countries.
Hazardous substances--Law and legislation.
Marine pollution--Law and legislation
Marine pollution--Law and legislation--European Union countries.
Pesticides industry--Law and legislation--European Union countries.
Pesticides industry--Law and legislation.
Transboundary pollution--Law and legislation
Transboundary pollution--Law and legislation--European Union countries.
Princeton subject headings: