Dyfyniad APA

United Nations Conference on Trade and Development. (1969). Rules of origin in the general scheme of preferences in favour of developing countries. United Nations.

Dyfyniad Arddull Chicago

United Nations Conference on Trade and Development. Rules of Origin in the General Scheme of Preferences in Favour of Developing Countries. N.Y.: United Nations, 1969.

Dyfyniad MLA

United Nations Conference on Trade and Development. Rules of Origin in the General Scheme of Preferences in Favour of Developing Countries. United Nations, 1969.

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