SRI WULANDARI; ISMEY ADINDA KHAIRANI; SUCI PRANTINA; NABILA ARISKA; JULI YANI. Analysis of Language Politeness Principles in Lifeboy Product Advertisements. INTERACTION: Jurnal Pendidikan Bahasa, [S. l.], v. 11, n. 2, p. 632–640, 2024. DOI: 10.36232/interactionjournal.v11i2.545. Disponível em: https://e-journal.unimudasorong.ac.id/index.php/interactionjournal/article/view/545. Acesso em: 9 jan. 2025.