TETTY, Morada; LESTARI, Avta Nia; ANGEL, Vauline Mikha Sherly; SIANIPAR, Rahel Vincentia J; ENJELLINA, Vera Ester; NAIBAHO, Sriwi Anceli; TRIANA, May Devi. Implementation of Formal English Use in Direct Communication Contexts. QISTINA: Jurnal Multidisiplin Indonesia, [S. l.], v. 4, n. 2, p. 1587–1599, 2025. DOI: 10.57235/qistina.v4i2.7368. Disponível em: https://rayyanjurnal.com/index.php/qistina/article/view/7368. Acesso em: 24 jun. 2026.