Dix, C., & Baird, C. (2011). Front office operations (4th ed.). Pearson.
Dyfyniad Arddull ChicagoDix, Colin, and Chris Baird. Front Office Operations. 4th ed. New Delhi: Pearson, 2011.
Dyfyniad MLADix, Colin, and Chris Baird. Front Office Operations. 4th ed. Pearson, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.