AULIA, M. R. The Interpersonal Communication of Hijrah Laundry Coin Public Relations is an Effective Method for Maintaining Customer Loyalty in Medan, Johor. Indonesian Journal of Communication and Social , [S. l.], v. 1, n. 2, p. 72–75, 2024. Disponível em: https://ijocial.web.id/index/index.php/ijocial/article/view/15. Acesso em: 3 oct. 2025.