Al Ansori, Adiy, and Anik Lestari Andjarwati. “Pengaruh Kualitas Layanan Dan Pengalaman Pelanggan Terhadap Loyalitas Penumpang First Class Double Decker Bus”. Jurnal Ilmu Manajemen 10, no. 1 (March 31, 2022): 370–381. Accessed May 20, 2024. https://journal.unesa.ac.id/index.php/jim/article/view/16733.