Keiser, J. R. (1989). Principles and practices of management in the hospitality industry (2nd ed.). Van Nostrand.
Chicago-Zitierstil (17. Ausg.)Keiser, James R. Principles and Practices of Management in the Hospitality Industry. 2nd ed. New York: Van Nostrand, 1989.
MLA-Zitierstil (9. Ausg.)Keiser, James R. Principles and Practices of Management in the Hospitality Industry. 2nd ed. Van Nostrand, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.