Dyfyniad APA

Powers, T. F., & Barrows, C. W. (2001). Introduction to the hospitality industry (5th ed.). Wiley.

Dyfyniad Arddull Chicago

Powers, Thomas F., and Clayton W. Barrows. Introduction to the Hospitality Industry. 5th ed. New York: Wiley, 2001.

Dyfyniad MLA

Powers, Thomas F., and Clayton W. Barrows. Introduction to the Hospitality Industry. 5th ed. Wiley, 2001.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.