Harahap, Vica, Safira Safira, and Charles AN. 2017. “DAMPAK PROGRAM GARUDA MILES TERHADAP LOYALITAS PELANGGAN PT GARUDA INDONESIA”. Jurnal Manajemen Bisnis Transportasi Dan Logistik 3 (3):321-24. https://doi.org/10.54324/j.mbtl.v3i3.875.