Katsigris, C., & Porter, M. (1983). Instructor's manual to accompany bar and beverage book: Basics of profitable management. Wiley.
Cita Chicago (17th ed.)Katsigris, Costas, i Mary Porter. Instructor's Manual to Accompany Bar and Beverage Book: Basics of Profitable Management. New York: Wiley, 1983.
Cita MLA (9th ed.)Katsigris, Costas, i Mary Porter. Instructor's Manual to Accompany Bar and Beverage Book: Basics of Profitable Management. Wiley, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.