“PENGARUH WORD OF MOUTH DAN CITRA MEREK TERHADAP LOYALITAS KONSUMEN GO-JEK DI YOGYAKARTA”, jopt, vol. 16, no. 1, hlm. 57–93, Jun 2019, Diakses: Okt 04, 2026. Tersedia pada: https://jurnal.stieieu.ac.id/index.php/opt/article/view/90