Columbia subject headings:
Commercial policy.
Discrimination--Law and legislation.
Foreign trade regulation.
General Agreement on Tariffs and Trade (Organization)
Tariff--Law and legislation.
Harvard subject headings:
Commercial policy
Discrimination--Law and legislation
Foreign trade regulation.
General Agreement on Tariffs and Trade (Organization)
Tariff--Law and legislation.
Princeton subject headings:
Dispute resolution (Law)
Foreign trade regulation.
Free trade.
General Agreement on Tariffs and Trade (Organization)
Tariff--Law and legislation.
World Trade Organization.