Dittmer, P. R. (1984). Principles of food, beverage, and labor cost controls for hotels and restaurants (3rd ed.). Van Nostrand Reinhold.
Chicago-Zitierstil (17. Ausg.)Dittmer, Paul R. Principles of Food, Beverage, and Labor Cost Controls for Hotels and Restaurants. 3rd ed. New York: Van Nostrand Reinhold, 1984.
MLA-Zitierstil (9. Ausg.)Dittmer, Paul R. Principles of Food, Beverage, and Labor Cost Controls for Hotels and Restaurants. 3rd ed. Van Nostrand Reinhold, 1984.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.