Sari Wiyanti, Bisma Reza Tresna Pamungkas, Toat Nur Alimudin, and A Muahhammad Irsyad Syaril Aalaai. “Pengaruh Persepsi Kualitas Pelayanan, Harga, Dan Promosi Terhadap Loyalitas Pelanggan Di Café Njajan.Co ”. Sammajiva: Jurnal Penelitian Bisnis dan Manajemen 2, no. 4 (December 30, 2024): 54–70. Accessed January 5, 2025. https://e-journal.nalanda.ac.id/index.php/SAMMAJIVA/article/view/1481.