Dyfyniad APA

United Nations. (2008). The United Nations Today. United Nations.

Dyfyniad Arddull Chicago

United Nations. The United Nations Today. New York: United Nations, 2008.

Dyfyniad MLA

United Nations. The United Nations Today. United Nations, 2008.

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