ADMIN1, Admin1. Effectiveness of Public Service Announcements in Promoting Social Causes. Social Sciences Journal, [S. l.], v. 1, n. 1, p. 16–35, 2023. DOI: 10.59971/ssj.v1i1.10. Disponível em: https://journal.pdphi.com/index.php/SSJ/article/view/10. Acesso em: 13 may. 2026.