Zafira Maulidia, Mohammad Mirwan, and Septin Aulidia. “PENGELOLAAN AIR BERSIH DI RS X SURABAYA”. Nusantara Hasana Journal 2, no. 8 (January 5, 2023): 36–41. Accessed May 18, 2026. https://ejournal.nusantarahasanajournal.com/index.php/nhj/article/view/716.