International Labour Conference (1967). (1966). Examination of grievances and communication within the undertaking: International Labour Conference Session 51 Report 5 Part 1. International Labour Office.
Dyfyniad Arddull ChicagoInternational Labour Conference (1967). Examination of Grievances and Communication Within the Undertaking: International Labour Conference Session 51 Report 5 Part 1. Geneva: International Labour Office, 1966.
Dyfyniad MLAInternational Labour Conference (1967). Examination of Grievances and Communication Within the Undertaking: International Labour Conference Session 51 Report 5 Part 1. International Labour Office, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.