PENGARUH KUALITAS PELAYANAN DAN PRODUK TERHADAP LOYALITAS KONSUMEN TOKO KACAMATA MODERN MILLENIAL GLASSES. MANNERS (Management and Entrepreneurship Journal) [Internet]. 2025 Feb. 15 [cited 2026 Aug. 15];7(2):77-84. Available from: https://ojs.unnur.ac.id/index.php/manners/article/view/815