Dittmer, P. R. (1984). Principles of food, beverage, and labor cost controls for hotels and restaurants (3rd ed.). Van Nostrand Reinhold.
Citace podle Chicago (17th ed.)Dittmer, Paul R. Principles of Food, Beverage, and Labor Cost Controls for Hotels and Restaurants. 3rd ed. New York: Van Nostrand Reinhold, 1984.
Citace podle MLA (9th ed.)Dittmer, Paul R. Principles of Food, Beverage, and Labor Cost Controls for Hotels and Restaurants. 3rd ed. Van Nostrand Reinhold, 1984.
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