ANALISIS PERANAN CUSTOMER SERVICE DALAM MANAJEMEN KOMPLAIN CARD ATM (STUDI KASUS BSI KC PADANG IMAM BONJOL). JEBI [Internet]. 2025 Nov. 29 [cited 2025 Dec. 14];2(7):1453-8. Available from: https://ecosemica.net/index.php/ECONOMICA/article/view/202