PENGARUH SALES PROMOTION DAN PERSONAL SELLING TERHADAP CUSTOMER RETENTION PENGGUNA INDIHOME DI PT TELKOM KANTOR CABANG UJUNG BERUNG BANDUNG. Jurnal Sains Manajemen, [S. l.], v. 4, n. 2, p. 94–99, 2022. DOI: 10.51977/jsm.v4i2.686. Disponível em: https://ejurnal.ars.ac.id/index.php/jsm/article/view/686. Acesso em: 13 oct. 2025.