Analisis Penerapan Customer Relationship Management Pada Website dan Media Sosial Instagram (Studi Kasus Pada Shopee, Toko Kopi Tuku, Zalora, dan PT. Tirta Investama (Aqua). JMBM [Internet]. 2022 Feb. 16 [cited 2025 Nov. 28];3(1):1-19. Available from: https://journal.paramadina.ac.id/index.php/madani/article/view/530