Mohd Zaidi bin Ismail. (2005). Existence (Al-Wujud) and its relation to quiddity (Al-Mahiyyah) in the later Ash'arite Kalam: With special reference to 'Adud Al-Din Al-Ijis's Al-Mawaqif and Al-Sayyid Al-Sharif 'Ali Al-Jurjani's Sharh Al-Mawaqif. International Institute Thought and Civilizition, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mohd Zaidi bin Ismail. Existence (Al-Wujud) and Its Relation to Quiddity (Al-Mahiyyah) in the Later Ash'arite Kalam: With Special Reference to 'Adud Al-Din Al-Ijis's Al-Mawaqif and Al-Sayyid Al-Sharif 'Ali Al-Jurjani's Sharh Al-Mawaqif. Kuala Lumpur: International Institute Thought and Civilizition, International Islamic University Malaysia, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mohd Zaidi bin Ismail. Existence (Al-Wujud) and Its Relation to Quiddity (Al-Mahiyyah) in the Later Ash'arite Kalam: With Special Reference to 'Adud Al-Din Al-Ijis's Al-Mawaqif and Al-Sayyid Al-Sharif 'Ali Al-Jurjani's Sharh Al-Mawaqif. International Institute Thought and Civilizition, International Islamic University Malaysia, 2005.