EL-TAJ, Iman Mohamed Ibrahim. The degree of awareness of the principals of the government high schools in the governorate of Irbid for the management of change and its relation to the effectiveness of these schools. Journal of Educational and Psychological Sciences, New Mexico, United States, v. 3, n. 11, p. 35–23, 2019. DOI: 10.26389/AJSRP.E161218. Disponível em: https://journals.ajsrp.com/index.php/jeps/article/view/1193. Acesso em: 24 jan. 2026.