Columbia subject headings:
Foreign trade regulation--United States.
Foreign trade regulation.
Tariff--Law and legislation--United States.
Tariff--Law and legislation.
Tokyo Round (1973-1979)
Harvard subject headings:
Foreign trade regulation--United States.
Foreign trade regulation.
Tariff--Law and legislation--United States.
Tariff--Law and legislation.
Tokyo Round (1973-1979)
Princeton subject headings:
Foreign trade regulation--United States.
Foreign trade regulation.
Tariff--Law and legislation--United States.
Tariff--Law and legislation.
Tokyo Round (1973-1979)