Gaya APA
MERTAYASA, I, G, A. (2012).
FOOD & BEVERAGE SERVICE OPERATIONAL: JOB PREPARATION .
Yogyakarta:
Andi Yoyakarta.
Gaya MLA
MERTAYASA, I, GEDE, AGUS.
"FOOD & BEVERAGE SERVICE OPERATIONAL: JOB PREPARATION".
Yogyakarta:
Andi Yoyakarta,
2012.
Text.