Sari, M., J. Warmansyah, L. D. Syaiful, and W. T. Utami. “Environmental Care Characters in Early Childhood: The Project Method Effects”. Atfaluna Journal of Islamic Early Childhood Education, Vol. 5, no. 1, June 2022, pp. 37-46, doi:10.32505/atfaluna.v5i1.4334.