PURBA, Djuli Sjafei. Analisis Kinerja Perusahaan Daerah Air Minum Di Sumatera Utara . Jurnal Ilmiah Accusi, [S. l.], v. 2, n. 1, p. 1 – 15, 2020. DOI: 10.36985/xq536h82. Disponível em: https://jurnal.usi.ac.id/index.php/jia/article/view/425. Acesso em: 22 nov. 2024.