Mediating Role of Social Presence towards Teaching Presence and Cognitive Presence of Management Study Program. JMBI UNSRAT (Jurnal Ilmiah Manajemen Bisnis dan Inovasi Universitas Sam Ratulangi)., [S. l.], v. 9, n. 1, 2022. DOI: 10.35794/jmbi.v9i1.38640. Disponível em: https://ejournal.unsrat.ac.id/v3/index.php/jmbi/article/view/38640. Acesso em: 28 oct. 2026.