“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”. Sana’a University Journal of Human Sciences, vol. 5, no. 3, Mar. 2026, pp. 337-75, https://doi.org/10.59628/jhs.v5i3.2256.