Djati Nigroho . P, Ningrum PR. PERANCANGAN ELECTRONIC CUSTOMER RELATIONSHIP MANAGEMENT (E-CRM) DALAM MENINGKATKAN LOYALITAS PELANGGAN PADA CV. MITRA BOGA TAMA. ipsikom [Internet]. 2017Jun.1 [cited 2026May2];5(1). Available from: https://ipsikom.unipem.ac.id/index.php/ipsikom/article/view/38