KYADU, Matius Umbu. Yang, Ferry. Pendidikan Kristen. Diligentia: Journal of Theology and Christian Education, [S. l.], v. 2, n. 2, p. 149–150, 2020. DOI: 10.19166/dil.v2i2.2239. Disponível em: https://ojs.uph.edu/index.php/DIL/article/view/2239. Acesso em: 20 nov. 2025.