Investigating Learned Helplessness Affecting Academic Achievement of Grade 8TH Students in Islamabad Model Schools. ACADEMIA International Journal for Social Sciences, [S. l.], v. 4, n. 3, p. 3047–3066, 2025. DOI: 10.63056/. Disponível em: https://academia.edu.pk/index.php/Journals/article/view/593. Acesso em: 14 aug. 2025.