FITRA, F. Perhitungan Waktu Standar Pelayanan Kasir Minimarket X Di Kota Dumai. JURNAL UNITEK, [S. l.], v. 13, n. 2, p. 11–17, 2020. DOI: 10.52072/unitek.v13i2.149. Disponível em: https://ejurnal.sttdumai.ac.id/index.php/unitek/article/view/149. Acesso em: 23 jul. 2024.