Anjili A, Richmayati M, Sandra E. PERAN CUSTOMER SERVICE DALAM MEMBANGUN LOYALITAS PELANGGAN DI PT FEDERAL INTERNASIONAL. JURNAL PUAN INDONESIA [Internet]. 2026 Feb. 13 [cited 2026 Feb. 24];7(2):1035-44. Available from: https://idebahasa.or.id/puanindonesia/index.php/about/article/view/457