The European Free Trade Association. (1967). Convention Establishing the European Free Trade Association. The European Free Trade Association.
Citazione stile Chigago Style (17a edizione)The European Free Trade Association. Convention Establishing the European Free Trade Association. Ginebra: The European Free Trade Association, 1967.
Citatione MLA (9a ed.)The European Free Trade Association. Convention Establishing the European Free Trade Association. The European Free Trade Association, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.