LPPM, JURNAL DARMA AGUNG; SIRAIT, Ronnie MT. DETERMINAN LOYALITAS PELANGGAN, STUDI EMPIRIS PADA MIKIE HOLIDAY & RESORT BERASTAGI. JURNAL GLOBAL MANAJEMEN, [S.l.], v. 9, n. 2, p. 95-104, june 2021. ISSN 2715-6001. Available at: <https://ejurnal.darmaagung.ac.id/index.php/global/article/view/998>. Date accessed: 05 july 2024.