Gaas, M. I. (2018). Factors affecting international students' satisfaction: Empirical study of public higher learning institutions in Malaysia. Kulliyyah of Economics and Management Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gaas, Mohammed Idris. Factors Affecting International Students' Satisfaction: Empirical Study of Public Higher Learning Institutions in Malaysia. Kuala Lumpur: Kulliyyah of Economics and Management Sciences, International Islamic University Malaysia, 2018.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gaas, Mohammed Idris. Factors Affecting International Students' Satisfaction: Empirical Study of Public Higher Learning Institutions in Malaysia. Kulliyyah of Economics and Management Sciences, International Islamic University Malaysia, 2018.