Gaya APA
RACHMANTO, I. (2001).
Peran Waiter Dalam Operasional Food and Beverage Hotel Century Saphir Yogyakarta .
Surakarta:
STP Sahid Surakarta.
Gaya MLA
RACHMANTO, Iwan.
"Peran Waiter Dalam Operasional Food and Beverage Hotel Century Saphir Yogyakarta".
Surakarta:
STP Sahid Surakarta,
2001.
Text.