Gaya APA

S., , G, W., Liguori, S, , C. (1996). Hotel and motel management and operations (3rd.Ed.). Singapore: Prentice Hall Simon and Schuster.

Gaya MLA

S., , Gray, William., Liguori, Salvatore, , C.. "Hotel and motel management and operations". 3rd.Ed. Singapore: Prentice Hall Simon and Schuster, 1996. BUKU.