Gaya APA

Mertayasa, I, G, A. et al (2012). Food & Beverage Service Operational (Ed. 1). Yogyakarta: Andi Yogyakarta.

Gaya MLA

Mertayasa, I, Gede, Agus. et al. "Food & Beverage Service Operational". Ed. 1 Yogyakarta: Andi Yogyakarta, 2012. Text.