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Dyfyniad Arddull ChicagoDwivedi, R. Corporate Excellence: The External Quest. Delhi: Macmillan India Ltd, 1998.
Dyfyniad MLADwivedi, R. Corporate Excellence: The External Quest. Macmillan India Ltd, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.