Columbia subject headings:
Electronic commerce--Law and legislation.
Foreign trade regulation.
Internet--Law and legislation.
World Trade Organization.
Harvard subject headings:
Audio-visual materials--Government policy--European Union countries.
Audio-visual materials--Government policy--United States.
Digital media.
Electronic commerce--Government policy--European Union countries.
Electronic commerce--Government policy--United States.
Foreign trade regulation.
Tariff on audio-visual materials.
World Trade Organization
Princeton subject headings:
Digital media.
Electronic commerce--Government policy.
Foreign trade regulation.
World Trade Organization.