Dyfyniad APA

United Nations. office of Public Information. (1965). Landmarks in international co-operation. New York: United Nations.

Dyfyniad Arddull Chicago

United Nations. office of Public Information. Landmarks in International Co-operation. New York: United Nations, 1965.

Dyfyniad MLA

United Nations. office of Public Information. Landmarks in International Co-operation. New York: United Nations, 1965.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.