Ummi Farhah. (2014). Normative understanding towards the Ahadith on the prohibition of khalwah: An applied study of IIUM students who are engaged. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ummi Farhah. Normative Understanding Towards the Ahadith on the Prohibition of Khalwah: An Applied Study of IIUM Students Who Are Engaged. Kuala Lumpur: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ummi Farhah. Normative Understanding Towards the Ahadith on the Prohibition of Khalwah: An Applied Study of IIUM Students Who Are Engaged. Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2014.