Cita APA (7th ed.)

Angelo, R. M., & Vladimir, A. N. (2007). Hospitality today: An introduction (6th ed.). Educational Institute of the American Hotel & Motel Lodging Association.

Cita Chicago (17th ed.)

Angelo, Rocco M., i Andrew N. Vladimir. Hospitality Today: An Introduction. 6th ed. Lansing, Mich: Educational Institute of the American Hotel & Motel Lodging Association, 2007.

Cita MLA (9th ed.)

Angelo, Rocco M., i Andrew N. Vladimir. Hospitality Today: An Introduction. 6th ed. Educational Institute of the American Hotel & Motel Lodging Association, 2007.