Gaya APA

SUGIARTO, E. (1997). Operasional Kantor Depan Hotel ( Hotel Front Office Operationals ) (cet. 1). Jakarta: PT.Gramedia Pustaka Utama.

Gaya MLA

SUGIARTO, Endar. "Operasional Kantor Depan Hotel ( Hotel Front Office Operationals )". cet. 1 Jakarta: PT.Gramedia Pustaka Utama, 1997. Text.