Columbia subject headings:
Competition, Unfair.
Copyright, International.
Industrial laws and legislation.
Patent laws and legislation.
Treaty of Versailles
Harvard subject headings:
Competition, Unfair
Copyright, International.
Industrial laws and legislation.
Patent laws and legislation.
Treaty of Versailles
Princeton subject headings:
Competition, Unfair.
Copyright, International.
Industrial laws and legislation.
Patent laws and legislation.
Treaty of Versailles