SARDJIJO, D. Character Education through Good Harmony Activities in School. International Journal of Social Sciences and Humanities Invention, [S. l.], v. 4, n. 7, p. 3690–3694, 2017. DOI: 10.18535/ijsshi/v4i7.18. Disponível em: http://valleyinternational.net/index.php/theijsshi/article/view/871. Acesso em: 4 may. 2024.