European Retail Digest. Oxford Institute of Retail Management.
Dyfyniad Arddull ChicagoEuropean Retail Digest. Oxford Institute of Retail Management.
Dyfyniad MLAEuropean Retail Digest. Oxford Institute of Retail Management.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.