Tambunan, I. B. . “PELAKSANAAN STANDAR OPERASIONAL PROSEDUR PEMESANAN MAKANAN DI PRIME STEAK HOUSE FINE DINING RESTORAN JW MARRIOTT HOTEL MEDAN”. Jurnal Ilmiah Akomodasi Agung, vol. 7, no. 2, Oct. 2020, pp. 50-57, doi:10.51827/jiaa.v7i2.52.