Siregar RD. Penyuluhan Kebersihan Lingkungan Sekalian Gotong Royong di Desa Simatohir Kecamatan Padangsidimpuan Angkola Julu. jpma [Internet]. 2021Aug.26 [cited 2024Jul.20];3(2):37-41. Available from: https://jurnal.unar.ac.id/index.php/jamunar/article/view/450