Ahmed, Manaf Abdalmutalib, Ihsan Salim Mesre, and Mohamad Ali Abdullah. “The Role of Knowledge Capital in Promoting Organizational Citizenship Behavior: A Study of a Number of Iraqi Public Universities”. Tikrit Journal of Administrative and Economic Sciences 18, no. 58, 2 (June 30, 2022): 356–377. Accessed April 4, 2026. https://tjaes.org/ojs/index.php/tjaes/article/view/417.