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Dyfyniad Arddull ChicagoOrganisation for Economic Co-operation and Development. New Technologies in the 1990s: A Social-economic Strategy. Paris: Organisation for Economic Co-operation and Development, 1988.
Dyfyniad MLAOrganisation for Economic Co-operation and Development. New Technologies in the 1990s: A Social-economic Strategy. Paris: Organisation for Economic Co-operation and Development, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.