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Dyfyniad Arddull ChicagoInternational labour office. Grievance Arbitration: A Practice Guide. Geneva: International Labour Office, 1977.
Dyfyniad MLAInternational labour office. Grievance Arbitration: A Practice Guide. International Labour Office, 1977.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.