Ahmad Nubail. (2015). Christiaan Snouck Hurgronje's advice to the Dutch colonial administration in the Netherlands East Indies: An evaluation. International Institute of Islamic Thought and Civilization, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ahmad Nubail. Christiaan Snouck Hurgronje's Advice to the Dutch Colonial Administration in the Netherlands East Indies: An Evaluation. Kuala Lumpur: International Institute of Islamic Thought and Civilization, International Islamic University Malaysia, 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ahmad Nubail. Christiaan Snouck Hurgronje's Advice to the Dutch Colonial Administration in the Netherlands East Indies: An Evaluation. International Institute of Islamic Thought and Civilization, International Islamic University Malaysia, 2015.