Gaya APA

Mertayasa, I, G, A. (2012). Food And Beverage Service Opertional=job preparation . Yogyakarta: Andi Offset.

Gaya MLA

Mertayasa, I, Gede, Agus. "Food And Beverage Service Opertional=job preparation". Yogyakarta: Andi Offset, 2012. Text.