RAHMA FITRIANI BELLA, B.; DWI MAYASARI, A.; ALFINA, A. Etiquette and Protocol in Public Relations Activities. Journal of Humanities Research Sustainability, [S. l.], v. 1, n. 1, p. 41–48, 2024. DOI: 10.70177/jhrs.v1i1.1002. Disponível em: https://www.journal.ypidathu.or.id/index.php/humaniora/article/view/1002. Acesso em: 7 jul. 2025.