BABULLAH, R. Teori Perkembangan Kognitif Jean Piaget dan Penerapannya dalam Pembelajaran: Jean Piaget’s Theory of Cognitive Development and Its Application in Learning. Epistemic: Jurnal Ilmiah Pendidikan, [S. l.], v. 1, n. 2, p. 131–152, 2022. DOI: 10.70287/epistemic.v1i2.10. Disponível em: https://www.journal.pegiatliterasi.or.id/index.php/epistemic/article/view/10. Acesso em: 11 nov. 2025.