MUSAKKIR, Musdin; BUCHORI, Sahril; PANDANG, Abdullah. Development and Validation of a Fanoroho-Based Group Guidance Model for Students’ Speaking Politeness. Jurnal IPTEK Bagi Masyarakat, [S. l.], v. 6, n. 1, p. 258–263, 2026. DOI: 10.55537/j-ibm.v6i1.1748. Disponível em: https://journal.aira.or.id/j-ibm/article/view/1748. Acesso em: 27 jul. 2026.