Ruri Prihatini Lubis, Subhilhar, R. Hamdani Harahap , Fikarwin Zuska. (2020). SUSTAINABLE WATER SUPPLY MANAGEMENT MODEL AT TIRTA KUALO REGIONAL WATER COMPANY IN TANJUNGBALAI CITY, SUMATERA UTARA PROVINCE. PalArch’s Journal of Archaeology of Egypt / Egyptology, 17(6), 7477–7496. Retrieved from https://www.archives.palarch.nl/index.php/jae/article/view/2125