Sari, S. and Usino, W. (2018) “UPAYA PENINGKATAN PELAYANAN DAN LOYALITAS CUSTOMER PERJALANAN WISATA DI PT. ELHASBU MULIA UTAMA”, IDEALIS : InDonEsiA journaL Information System, 1(3), pp. 94-101. Available at: https://jom.fti.budiluhur.ac.id/index.php/IDEALIS/article/view/103 (Accessed: 12December2024).