Organisation for Economic Co-operation and Development. (1980). Handbook of information computer and communications activities of major international organisations. Paris: Organisation for Economic Co-operation and Development.
Dyfyniad Arddull ChicagoOrganisation for Economic Co-operation and Development. Handbook of Information Computer and Communications Activities of Major International Organisations. Paris: Organisation for Economic Co-operation and Development, 1980.
Dyfyniad MLAOrganisation for Economic Co-operation and Development. Handbook of Information Computer and Communications Activities of Major International Organisations. Paris: Organisation for Economic Co-operation and Development, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.