ATTA UR RAHMAN; DR. HAKIM ULLAH; DR. FARHAD ALI. Perceived Impact of School Leadership on the Instructional Performance of Teachers at Secondary Level. Pakistan Journal of Society, Education and Language (PJSEL), [S. l.], v. 9, n. 2, p. 461–469, 2023. Disponível em: https://jehanf.com/pjsel/index.php/journal/article/view/1197. Acesso em: 30 may. 2026.