Columbia subject headings:
Commercial law--Mexico.
Comparative law.
Patent laws and legislation--Mexico.
Stamp duties--Mexico.
Tariff--Mexico--Law and legislation.
Trademarks--Law and legislation--Mexico.
Harvard subject headings:
Commercial law--Mexico
Comparative law
Executive orders
Patent laws and legislation--Mexico
Stamp duties--Mexico
Statutes and codes
Tariff--Law and legislation--Mexico
Tariff--Mexico--Law.
Trademarks--Mexico
Princeton subject headings: