PERDAUS; FRADANA, A. N. Poster Media Fosters National Unity Mastery In Elementary Pancasila Education: Media Poster Menumbuhkan Penguasaan Kesatuan Nasional Pada Pendidikan Pancasila Dasar. Indonesian Journal of Education Methods Development, [S. l.], v. 21, n. 4, p. 10.21070/ijemd.v21i4.1175, 2026. DOI: 10.21070/ijemd.v21i4.1175. Disponível em: https://ijemd.umsida.ac.id/index.php/ijemd/article/view/1175. Acesso em: 25 sep. 2026.