Coupey, E. (2005). Digital business: Concepts and strategy. Upper Saddle River, N.J: Pearson Prentice Hall.
Dyfyniad Arddull ChicagoCoupey, Eloise. Digital Business: Concepts and Strategy. Upper Saddle River, N.J: Pearson Prentice Hall, 2005.
Dyfyniad MLACoupey, Eloise. Digital Business: Concepts and Strategy. Upper Saddle River, N.J: Pearson Prentice Hall, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.