QUMAIROH, Siti Nafisatul Azizatul; QOMARIYAH, Siti Nur. PENGARUH PRODUK DAN HARGA TERHADAP LOYALITAS KONSUMEN MELALUI KEPUTUSAN PEMBELIAN KOPI DI KABUPATEN JOMBANG : Studi Kasus: Cafe Sunny. Bussman Journal : Indonesian Journal of Business and Management, [S. l.], v. 3, n. 2, p. 535–549, 2023. DOI: 10.53363/buss.v3i2.149. Disponível em: https://www.bussman.gapenas-publisher.org/index.php/home/article/view/149. Acesso em: 26 sep. 2025.