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Dyfyniad Arddull ChicagoKeegan, Warren J.; Bhargava. Global Marketing Management. 7th. Delhi: Pearson, 2011.
Dyfyniad MLAKeegan, Warren J.; Bhargava. Global Marketing Management. 7th. Pearson, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.