Organisation for Economic Co-operation and Development. (2015). The future of productivity. Organisation for Economic Co-operation and Development.
Dyfyniad Arddull ChicagoOrganisation for Economic Co-operation and Development. The Future of Productivity. Paris, France: Organisation for Economic Co-operation and Development, 2015.
Dyfyniad MLAOrganisation for Economic Co-operation and Development. The Future of Productivity. Organisation for Economic Co-operation and Development, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.