Bustami, E. N. (2011). Islamic leardership principles as practiced by the principals of successful Islamic Schools in Riau, Indonesia. Institute of Education, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Bustami, Eka Nazra. Islamic Leardership Principles as Practiced by the Principals of Successful Islamic Schools in Riau, Indonesia. Kuala Lumpur: Institute of Education, International Islamic University Malaysia, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Bustami, Eka Nazra. Islamic Leardership Principles as Practiced by the Principals of Successful Islamic Schools in Riau, Indonesia. Institute of Education, International Islamic University Malaysia, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.