APA (7th ed.) Citation

Gray, W. S., & Liguori, S. C. (1990). Hotel and motel management and operations (2. ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Gray, William S., and Salvatore C. Liguori. Hotel and Motel Management and Operations. 2. ed. Englewood Cliffs, New Jersey: Prentice Hall, 1990.

MLA (9th ed.) Citation

Gray, William S., and Salvatore C. Liguori. Hotel and Motel Management and Operations. 2. ed. Prentice Hall, 1990.