Gaya APA

BARTONO.P.H, ., RUFFINO.E.M, . (2005). FOOD PRODUCT MANAGEMENT DI HOTEL DAN RESTORAN . : .

Gaya MLA

BARTONO.P.H, ., RUFFINO.E.M, . "FOOD PRODUCT MANAGEMENT DI HOTEL DAN RESTORAN". : , 2005. Buku.