Columbia subject headings:
Dolphins--Law and legislation--United States.
Marine mammals--Law and legislation--United States.
Marine resources conservation--International cooperation.
Tuna fisheries--Law and legislation--Pacific Ocean.
Harvard subject headings:
Dolphins--Law and legislation--United States.
Marine mammals--Law and legislation--United States
Marine resources conservation--International cooperation.
Tuna fisheries--Law and legislation--Pacific Ocean.
Princeton subject headings: