Pengaruh Promo Harga Murah terhadap Loyalitas Konsumen dalam Perspektif Islam. Al-Hikmah [Internet]. 2021 Apr. 1 [cited 2025 Aug. 29];19(1):51-64. Available from: https://alhikmah.uinkhas.ac.id/index.php/alhikmah/article/view/43