SIREGAR, Hilman Sujaah; PUTRI, Citra Anggia. POLITENESS STRATEGY IN REQUEST USED IN MANDAILING WEDDING CEREMONY. TRANSFORM : Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 9, n. 1, 2020. DOI: 10.24114/tj.v9i1.29542. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/29542. Acesso em: 4 aug. 2025.