WICAKSONO, H. A.; ROCHMANIAH, A. Group Communication Predicts Student Politeness Ethics in Junior High School: Komunikasi Kelompok Memprediksi Etika Kesopanan Siswa di Sekolah Menengah Pertama. Academia Open, [S. l.], v. 10, n. 2, p. 10.21070/acopen.10.2025.12653, 2025. DOI: 10.21070/acopen.10.2025.12653. Disponível em: https://acopen.umsida.ac.id/index.php/acopen/article/view/12653. Acesso em: 4 mar. 2026.