Setiyawan S. Relationship Marketing Dalam Membangun Loyalitas Melalui Kepuasan Pelanggan Paket Data. A [Internet]. 2018Nov.6 [cited 2026Nov.1];20(2):130 -140. Available from: https://arthavidya.wisnuwardhana.ac.id/index.php/arthavidya/article/view/104