APA (7th ed.) Zitazioa

The European Free Trade Association. (1967). Convention Establishing the European Free Trade Association. The European Free Trade Association.

Chicago Style (17th ed.) Zitazioa

The European Free Trade Association. Convention Establishing the European Free Trade Association. Ginebra: The European Free Trade Association, 1967.

MLA (9th ed.) Zitazioa

The European Free Trade Association. Convention Establishing the European Free Trade Association. The European Free Trade Association, 1967.