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Dyfyniad Arddull ChicagoVenkata Ratnam,C.S. Industrial Relations. New Delhi: Oxford university, 2014.
Dyfyniad MLAVenkata Ratnam,C.S. Industrial Relations. Oxford university, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.