Cita APA (7th ed.)
Barrows W. Clayton & Tom, P. (2009). Introduction to the hospitality industry. (7th ed.). John Wiley & Sons.
Cita Chicago (17th ed.)
Barrows W. Clayton i Powers Tom. Introduction to the Hospitality Industry. 7th ed. Haboken: John Wiley & Sons, 2009.
Cita MLA (9th ed.)
Barrows W. Clayton i Powers Tom. Introduction to the Hospitality Industry. 7th ed. John Wiley & Sons, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.