Member Card and Social Media Promotion Strategies on Customer Loyalty. Jurnal Manajemen Bisnis, [S. l.], v. 13, n. 1, p. 402–417, 2026. DOI: 10.33096/jmb.v13i1.1621. Disponível em: https://jurnal.fe.umi.ac.id/index.php/JMB/article/view/1621. Acesso em: 13 may. 2026.