Gaya APA
Mertayasa, I, G, A., Christian, P. (2012).
Food & Beverage Service Operational : Job Preparation (Ed. I).
Yogyakarta:
Andi.
Gaya MLA
Mertayasa, I, Gede, Agus., Christian, Putri.
"Food & Beverage Service Operational : Job Preparation".
Ed. I
Yogyakarta:
Andi,
2012.
Text.