Farg, M. H. M., F. M. H. Khalil, and H. I. Salih. “Factors Affecting Perfection and Quality of Work (Itqan) Applied Study on Workers Who Belong to Shaqra University, College of Science and Humanities, Thadiq Branch, KSA”. International Journal of Social Sciences and Management, vol. 4, no. 2, Apr. 2017, pp. 127-36, doi:10.3126/ijssm.v4i2.17174.