ANDIKA SARI, D.; NURYULIANI, E. .; PRAPTI, N. .; PASCO BAYAN, R. . Relationship between Preparation and Attitude in 3-4 Year Old Children regarding Newborn Sibling . Al-Athfal: Jurnal Pendidikan Anak, [S. l.], v. 8, n. 1, p. 1–12, 2022. DOI: 10.14421/al-athfal.2022.81-01. Disponível em: https://journal.uin-suka.ac.id/tarbiyah/alathfal/article/view/2022.81-01. Acesso em: 13 jul. 2025.