APA aipamena

Dittmer, P., & Keefe, J. D. (2009). Principles of food, beverage, and labor cost controls (9th ed.). Wiley.

Chicago Style aipamena

Dittmer, Paul, and J. Desmond Keefe. Principles of Food, Beverage, and Labor Cost Controls. 9th ed. Hoboken, N.J: Wiley, 2009.

MLA aipamena

Dittmer, Paul, and J. Desmond Keefe. Principles of Food, Beverage, and Labor Cost Controls. 9th ed. Wiley, 2009.