Muhammad Hatta. (2009). The practice of instructional leadership among principals in Aceh and its relationship with students' academic achievement. Institute of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Muhammad Hatta. The Practice of Instructional Leadership Among Principals in Aceh and Its Relationship with Students' Academic Achievement. Gombak, Selangor: Institute of Education, International Islamic University Malaysia, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Muhammad Hatta. The Practice of Instructional Leadership Among Principals in Aceh and Its Relationship with Students' Academic Achievement. Institute of Education, International Islamic University Malaysia, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.