GERVACIO, M. Factors affecting the cognitive competency of the pre-school children in selected day care centers in Diffun, Quirino, Philippines. International Journal of Agricultural Technology, [S. l.], v. 11, n. 2, p. 423–434, 2015. Disponível em: https://li04.tci-thaijo.org/index.php/IJAT/article/view/6262. Acesso em: 7 aug. 2025.