Language Politeness Training for Verbal Bullying Prevention: A Pre-Post Intervention Study at Muhammadiyah 3 Plus High School, Bandung. ABDIMAS: Jurnal Pengabdian Masyarakat, [S. l.], v. 8, n. 4, p. 2232–2240, 2025. DOI: 10.35568/abdimas.v8i4.7147. Disponível em: https://journal.umtas.ac.id/ABDIMAS/article/view/7147. Acesso em: 27 jan. 2026.