Dyfyniad APA

(2000). Services: Statistics on value added and employment (2000 edition.). OECD.

Dyfyniad Arddull Chicago

Services: Statistics on Value Added and Employment. 2000 edition. Paris, Cedex, France: OECD, 2000.

Dyfyniad MLA

Services: Statistics on Value Added and Employment. 2000 edition. OECD, 2000.

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