HARYATI, TATI. “The THE ROLE OF THE ENVIRONMENT SERVICE IN CREATING A CLEAN CITY IN WAMENA CITY”. Jurnal Ilmiah Pendidikan Lingkungan Dan Pembangunan, vol. 22, no. 02, Apr. 2022, pp. 46-55, https://journal.unj.ac.id/unj/index.php/plpb/article/view/22124.