The Level of Institutional Excellence and Its Impact on Improving Employee Performance in the Public Security Directorate in Jordan. Zarqa Journal for Research and Studies in Humanities, [S. l.], v. 26, n. 1, p. 242–258, 2026. DOI: 10.12816/0062570. Disponível em: https://journals.zu.edu.jo/zuj/index.php/zujournal/article/view/98. Acesso em: 20 aug. 2026.