MAHMUD, S. F. . Kepuasan Pelanggan Terhadap Pelayanan PT Interyasa Dumai Menggunakan Metode Service Quality (Servqual) dan Quality Function Deployment (Qfd). JURNAL UNITEK, [S. l.], v. 10, n. 2, p. 51–58, 2018. DOI: 10.52072/unitek.v10i2.84. Disponível em: https://ejurnal.sttdumai.ac.id/index.php/unitek/article/view/84. Acesso em: 25 aug. 2024.