Barra, N. U. H. D. (2014). The impact of three religious groups on the changing roles of Meranao women: A study of Tabligh Jama'ah, Markazosshahab fil-Filibbin and Ahl al-Bayt. International Institute of Islamic Thought and Civilization, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Barra, Ni'mah Ummu Hani Didaagun. The Impact of Three Religious Groups on the Changing Roles of Meranao Women: A Study of Tabligh Jama'ah, Markazosshahab Fil-Filibbin and Ahl Al-Bayt. Kuala Lumpur: International Institute of Islamic Thought and Civilization, International Islamic University Malaysia, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Barra, Ni'mah Ummu Hani Didaagun. The Impact of Three Religious Groups on the Changing Roles of Meranao Women: A Study of Tabligh Jama'ah, Markazosshahab Fil-Filibbin and Ahl Al-Bayt. International Institute of Islamic Thought and Civilization, International Islamic University Malaysia, 2014.