Gaya APA

Ninemeier, J, D. (2018). Planning and control for food and beverage operations (9th ed.). United State: the Educational Institute of the American Hotel and Lodging Association.

Gaya MLA

Ninemeier, Jack, D.. "Planning and control for food and beverage operations". 9th ed. United State: the Educational Institute of the American Hotel and Lodging Association, 2018. BUKU.