E. S. alsumaidaee, M., K. Kh. M. Alnaqib, and O. H. B. Al-taie. “The Impact of Human Capital Development on the Quality of Educational Service: An Analytical Study in Private Universities in Nineveh Governorate”. TANMIYAT AL-RAFIDAIN, vol. 42, no. 139, Sept. 2023, pp. 220-41, doi:10.33899/tanra.2023.180486.1285.