Cita APA

Walker, J. R. (1999). Introduction to hospitality (2nd ed.). Prentice Hall.

Chicago Edition Citation

Walker, John R. Introduction to Hospitality. 2nd ed. Upper Saddle River, N.J.: Prentice Hall, 1999.

Cita MLA

Walker, John R. Introduction to Hospitality. 2nd ed. Prentice Hall, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.