Johan, Agus, and Denny Iskandar Tjandrawan. “APLIKASI CUSTOMER RELATIONSHIP MANAGEMENT: PENGARUH MEMBERSHIP CARD DAN KEPUASAN KONSUMEN TERHADAP LOYALITAS KONSUMEN”. Ilmiah Manajemen Bisnis 12, no. 2 (June 9, 2017). Accessed October 5, 2024. https://ejournal.ukrida.ac.id/index.php/IMB/article/view/1372.