Training requirements for general secondary school managers in the light of management performance development requirements "A field study in damascus city schools". Damascus University Journal of educational and Psychologyical sciences, [S. l.], v. 38, n. 3, 2022. Disponível em: https://journal.damascusuniversity.edu.sy/index.php/eduj/article/view/6474. Acesso em: 18 jun. 2026.