Organisation for Economic Co-operation and Development. (1995). Main developments in trade. Organisation for Economic Co-operation and Development.
Dyfyniad Arddull ChicagoOrganisation for Economic Co-operation and Development. Main Developments in Trade. Paris: Organisation for Economic Co-operation and Development, 1995.
Dyfyniad MLAOrganisation for Economic Co-operation and Development. Main Developments in Trade. Organisation for Economic Co-operation and Development, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.