NISFU KHARISTA, Reza; HADISUWARNO, Hariadi. Pengaruh Kualitas Pelayanan, Persepsi Harga, dan Promosi terhadap Kepuasan Pelanggan di Mr. Keen Laundry. J-CEKI : Jurnal Cendekia Ilmiah, [S. l.], v. 2, n. 6, p. 458–470, 2023. DOI: 10.56799/jceki.v2i6.1775. Disponível em: https://al-haramjournal.co.id/J-CEKI/article/view/1775. Acesso em: 7 aug. 2026.