PENGARUH SERVICE QUALITY, KUALITAS PRODUK DAN HARGA TERHADAP LOYALITAS  PELANGGAN PADA COFFEE SHOP MONDOKOPI KISARAN. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 9, n. 2, p. 3111–3117, 2026. DOI: 10.54314/jssr.v9i2.7112. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/7112.. Acesso em: 8 sep. 2026.