Gaya APA
YOETI, O, A., FOSTER, D, L. (1999).
Sales and Marketing for: hotels, motels and resorts (cet. 2).
Jakarta:
Pertja.
Gaya MLA
YOETI, Oka, A.., FOSTER, Dennis, L..
"Sales and Marketing for: hotels, motels and resorts".
cet. 2
Jakarta:
Pertja,
1999.
Text.