HANUNG DWI OKTAVIANDRI. Pengaruh Tarif Air dan Kualitas Pelayanan terhadap Kepuasan Pelanggan PDAM Kabupaten Purworejo Cabang Pituruh. Progress, [S. l.], v. 19, n. 1, p. 34–44, 2026. Disponível em: https://journal.stiera.ac.id/index.php/Progress/article/view/234. Acesso em: 3 jun. 2026.