Az Athirah binti Zubairi. (2015). Students' intrinsic and extrinsic motivation and their relationship with academic performance: A study of International Islamic College's students. Kulliyyah of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Az Athirah binti Zubairi. Students' Intrinsic and Extrinsic Motivation and Their Relationship with Academic Performance: A Study of International Islamic College's Students. Kuala Lumpur: Kulliyyah of Education, International Islamic University Malaysia, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Az Athirah binti Zubairi. Students' Intrinsic and Extrinsic Motivation and Their Relationship with Academic Performance: A Study of International Islamic College's Students. Kulliyyah of Education, International Islamic University Malaysia, 2015.