Mardiyah, Sakinah and Lia Khaerunnisa 2025. Asesmen Perkembangan Sosial Anak Usia 5 Tahun melalui Observasi Naturalistik: Assessment of Social Development of 5 Year Old Children Through Naturalistic Observation. Indonesian Journal of Early Childhood: Jurnal Dunia Anak Usia Dini. 7, 2 (Jul. 2025), 396–400. DOI:https://doi.org/10.35473/ijec.v7i2.4208.