AMANDA, P.; NURSAPIA HARAHAP. The Effectiveness Of Social Media In Increasing Training Participant Engagement At BBPVP Medan. International Journal Of Humanities Education and Social Sciences (IJHESS) , [S. l.], v. 5, n. 5, 2026. DOI: 10.55227/ijhess.v5i5.2313. Disponível em: https://www.ijhess.com/index.php/ijhess/article/view/2313. Acesso em: 20 apr. 2026.