Al Shehry, A. . and Youssif, S. M. A. . (2016) “Factors Affecting Academic Performance of Undergraduate Students at Najran Preparatory Year for Girls- Najran University 2015-2016”, International Journal of Asian Social Science, 7(1), pp. 1–18. doi: 10.18488/journal.1/2017.7.1/1.1.1.18.