SIDI, F. Resensi: Memahami Pemikiran Jean Piaget. Gaudium Vestrum: Jurnal Kateketik Pastoral, [S. l.], v. 1, n. 2, p. 122-125, 2021. Disponível em: https://ojs.stkpkbi.ac.id/index.php/jgv/article/view/54. Acesso em: 12 jul. 2025.