The role of the school principal in developing the leadership skills of the students of the secondary school for boys in Riyadh city. Journal of Educational and Psychological Sciences, [S. l.], v. 2, n. 12, p. 115–89, 2018. DOI: 10.26389/AJSRP.A110218. Disponível em: https://journals.ajsrp.com/index.php/jeps/article/view/277.. Acesso em: 18 may. 2024.