Karim, A. M. A., C. S. Mustaffa, K. Saidin, A. K. Ishak, M. A. M. Nazir, and A. R. M. Isa. “Academic Programme Internationalisation: The Setting Up Of Guidelines for International Students Admission Requirements to Universiti Utara Malaysia”. International Review of Management and Marketing, vol. 6, no. 7S, Oct. 2016, pp. 326-9, https://www.econjournals.com/index.php/irmm/article/view/3338.