Cita APA (7a ed.)
Walker, J. R. (2009). Introduction to hospitality (5th ed.). Pearson.
Cita Chicago Style (17a ed.)
Walker, John R. Introduction to Hospitality. 5th ed. New Jersey: Pearson, 2009.
Cita MLA (9a ed.)
Walker, John R. Introduction to Hospitality. 5th ed. Pearson, 2009.
Precaución: Estas citas no son 100% exactas.