HERMANTO; ANGEL PURWANTI. PENGARUH KOMUNIKASI INTERPERSONAL TERHADAP TINGKAT LOYALITAS PELANGGAN. JURNAL EKONOMI, SOSIAL & HUMANIORA, [S. l.], v. 1, n. 12, p. 49–59, 2020. Disponível em: https://www.jurnalintelektiva.sthf.ac.id/index.php/jurnal/article/view/196. Acesso em: 3 jun. 2026.