HAMAD, A. M.; AL-SUMAIDAIE, N. I. Measuring Career Achievement among Secondary School Principals. Journal of Tikrit University for Humanities, [S. l.], v. 30, n. 7, 2, p. 382–401, 2023. DOI: 10.25130/jtuh.30.7.2.2023.20. Disponível em: https://jtuh.org/index.php/jtuh/article/view/2674. Acesso em: 20 apr. 2026.