López, A. (2017) «Ruth L. Ault: Children’s cognitive development: Piaget’s theory and the process approach Oxford University Press, New York, 1977», Lenguas Modernas, (6), pp. 101–104. Disponible en: https://lenguasmodernas.uchile.cl/index.php/LM/article/view/45953 (Accedido: 1 mayo 2024).