Putri Siregar NM, Helmiah F, Rohminatin R. IMPLEMENTATION OF CUSTOMER RELATIONSHIP MANAGEMENT FOR SALES OF USED SHOES AT MZM SECOND BRANDED TANJUNGBALAI. jit [Internet]. 2023 Jun. 6 [cited 2026 Feb. 22];17(2):244-51. Available from: https://publikasi.lldikti10.id/index.php/jit/article/view/1599