“The Impact of Narcissism Leadership and it’s Authoritarian on Job Anxiety: The Mediating Role of Break and Violation of Psychological Contract & Job Procrastination and the Moderating Role of Organizational Dehumanization & Job Envy” (2026) Sana’a University Journal of Human Sciences, 5(3), pp. 337–375. doi:10.59628/jhs.v5i3.2256.