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Tedyastama, Dwiatmaja (2021) Laporan Tugas Akhir Penerapan Sop Pegawai Food & Beverage Service Department Di Food & Beverage Service Department Grand Ambarrukmo Hotel Yogyarta Periode 29 Maret S/D 28 September 2021. Diploma thesis, Sekolah Tinggi Pariwisata AMPTA Yogyakarta.