Ungaran. (2012). Son of god in Indonesian Christology: An analysis of the doctrine of Christ in the Indonesian reformed churches (gereja-gereja reform Indonesia). Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ungaran. Son of God in Indonesian Christology: An Analysis of the Doctrine of Christ in the Indonesian Reformed Churches (gereja-gereja Reform Indonesia). Kuala Lumpur: Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ungaran. Son of God in Indonesian Christology: An Analysis of the Doctrine of Christ in the Indonesian Reformed Churches (gereja-gereja Reform Indonesia). Kulliyyah of Islamic Revealed Knowledge and Human Sciences, International Islamic University Malaysia, 2012.