GUNADI, Gugun; SUHERMAN, Irman. Analisis Tingkat Keramahan Lingkungan Sekolah pada Sekolah Menengah Atas. TADBIR MUWAHHID, [S. l.], v. 5, n. 1, p. 83–90, 2021. DOI: 10.30997/jtm.v5i1.4144. Disponível em: http://103.127.96.46/index.php/JTM/article/view/4144. Acesso em: 8 jun. 2026.