KUSWARDANI, DC; SIJABAT, Raully. PEMASARAN RELASIONAL, FAKTOR KEBERHASILAN DALAM MEMPERTAHANKAN PELANGGAN. Solusi, [S. l.], v. 8, n. 1, 2020. DOI: 10.26623/slsi.v8i1.1923. Disponível em: https://journals.usm.ac.id/index.php/solusi/article/view/1923. Acesso em: 3 jul. 2026.