MUTTAQIN, M. F.; RAHARJO, T. J.; SUHARINI, E.; WAGIRAN, W. Moral Education of Students In The Culture of The Words Please, Sorry, Thank You and Excuse In Natural Schools. Proceedings of International Conference on Science, Education, and Technology, [S. l.], v. 10, n. 1, p. 33–39, 2024. Disponível em: https://proceeding.unnes.ac.id/ISET/article/view/3840. Acesso em: 27 jul. 2025.