Gaya APA

Sujatno, A, B., Suyantoro, F, S. (2011). Hospitality : secret skill, attitudes, and performance for restaurant manager . Yogyakarta: Andi.

Gaya MLA

Sujatno, A., Bambang., Suyantoro, Fl., Sigit. "Hospitality : secret skill, attitudes, and performance for restaurant manager". Yogyakarta: Andi, 2011. Text.