IBNU AGUNG HERMAWAN; SAPRIDA, S.; HAVIS ARAVIK; AHMAD TOHIR. Building Long-Term Relationships with Customers through Effective Communication. TOMAN: Jurnal Topik Manajemen, [S. l.], v. 3, n. 2, p. 255–262, 2026. DOI: 10.61930/toman.v3i2.485. Disponível em: https://jurnal.sitasi.id/toman/article/view/485. Acesso em: 7 sep. 2026.