Citazione Stile APA (7a Edizione)

Keiser, J., & Kallio, E. (1974). Controlling and analyzing costs in food service operations. Wiley.

Citazione stile Chigago Style (17a edizione)

Keiser, James, e Elmer Kallio. Controlling and Analyzing Costs in Food Service Operations. New York: Wiley, 1974.

Citatione MLA (9a ed.)

Keiser, James, e Elmer Kallio. Controlling and Analyzing Costs in Food Service Operations. Wiley, 1974.