Gaya APA
Cichy, R, F. et al (2017).
Managing service in food and beverage operations (Fifth edition.).
Amerika:
the Educational Institute of the American Hotel and Lodging Association.
Gaya MLA
Cichy, Ronald, F.. et al.
"Managing service in food and beverage operations".
Fifth edition.
Amerika:
the Educational Institute of the American Hotel and Lodging Association,
2017.
BUKU.