Kastanya P, Matulessy D. ANALISIS JASA LINGKUNGAN PENYEDIA AIR DI KECAMATAN TOBELO KABUPATEN HALMAHERA UTARA. JHPPK [Internet]. 22May2023 [cited 23Jul.2024];7(1):22-. Available from: https://ojs3.unpatti.ac.id/index.php/jhppk/article/view/8988