Columbia subject headings:
Bromomethane--Law and legislation--United States.
Environmental law, International.
Ozone-depleting substances--Law and legislation--United States.
Harvard subject headings:
Bromomethane--Law and legislation--United States.
Environmental law, International.
Ozone-depleting substances--Law and legislation--United States.
Princeton subject headings:
Bromomethane--Law and legislation--United States.
Environmental law, International.
Ozone-depleting substances--Law and legislation--United States.