Hayawe, Kalthoom Abdulqader, and Abdual hameed Sulaiman Zahir. “The Economic Return on Investment in Higher Education in the Kurdistan Region of Iraq”. Journal of University of Human Development 1, no. 3 (August 31, 2015): 243–260. Accessed November 24, 2024. https://journals.uhd.edu.iq/index.php/juhd/article/view/639.