Dyfyniad APA

(1970). Organisation for Economic Co-Operation and Development. Paris, OECD Publications.

Dyfyniad Arddull Chicago

Organisation for Economic Co-Operation and Development. France: Paris, OECD Publications, 1970.

Dyfyniad MLA

Organisation for Economic Co-Operation and Development. Paris, OECD Publications, 1970.

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