Dyfyniad APA

(1992). Accis Guide to United Nations Information Sources on Health. United Nations.

Dyfyniad Arddull Chicago

Accis Guide to United Nations Information Sources on Health. New York: United Nations, 1992.

Dyfyniad MLA

Accis Guide to United Nations Information Sources on Health. United Nations, 1992.

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