Columbia subject headings:
Marine pollution--Law and legislation--United States.
Marine resources conservation--Law and legislation--United States.
Maritime law--United States.
Harvard subject headings:
Marine pollution--Law and legislation--United States
Marine resources conservation--Law and legislation--United States
Maritime law--United States.
Princeton subject headings:
Marine pollution--Law and legislation--United States.
Marine resources conservation--Law and legislation--United States.
Maritime law--United States.