YOUSAF, Afsheen; KHAN, Tenzila. Recognition of Cognitive Development Stages in Students with Reference to Pagetian Cognitive Stages. International Journal of English and Education, [S. l.], v. 3, n. 2, p. 409–422, 2014. Disponível em: https://ijee.org/ijee/article/view/1091. Acesso em: 6 nov. 2026.