Gaya APA
GUNAWAN, D, A. (2001).
Sekilas Pengetahuan Tentang Food and Beverage Service Department di Radisson Plaza Suite Hotel Surabaya .
Surakarta:
STP Sahid Surakarta.
Gaya MLA
GUNAWAN, Danang, Aris.
"Sekilas Pengetahuan Tentang Food and Beverage Service Department di Radisson Plaza Suite Hotel Surabaya".
Surakarta:
STP Sahid Surakarta,
2001.
Text.