Al Mudzakir, Tohirin, and Abu Bakar. “Desain Dan Implementasi Customer Relationship Management Berbasis Web (Studi Kasus : Toko Baju Ladya)”. SYSTEMATICS 2, no. 1 (April 1, 2020): 1–11. Accessed April 27, 2024. https://journal.unsika.ac.id/index.php/systematics/article/view/3444.