University of Massachusetts. (1971). The passkey, student handbook of the departament of hotel, restaurant, and travel administration ([1a. ed.].). Amherst: University of Massachusetts.
Citación estilo ChicagoUniversity of Massachusetts. The Passkey, Student Handbook of the Departament of Hotel, Restaurant, and Travel Administration. [1a. ed.]. Amherst: University of Massachusetts, 1971.
Cita MLAUniversity of Massachusetts. The Passkey, Student Handbook of the Departament of Hotel, Restaurant, and Travel Administration. [1a. ed.]. Amherst: University of Massachusetts, 1971.
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