Hilal, H. M. H. (2008). Nazariyah al-ahliyah dirasat tahliliyah muqaranah bayna al-fiqh wa-'ilm al-nafs = Qualification theory analytical comparative study between Islamic jurisprudence and developmental psychology / Huda Mohammad Hassan Hilal.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hilal, Huda Mohammad Hassan. Nazariyah Al-ahliyah Dirasat Tahliliyah Muqaranah Bayna Al-fiqh Wa-'ilm Al-nafs = Qualification Theory Analytical Comparative Study Between Islamic Jurisprudence and Developmental Psychology / Huda Mohammad Hassan Hilal. 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Hilal, Huda Mohammad Hassan. Nazariyah Al-ahliyah Dirasat Tahliliyah Muqaranah Bayna Al-fiqh Wa-'ilm Al-nafs = Qualification Theory Analytical Comparative Study Between Islamic Jurisprudence and Developmental Psychology / Huda Mohammad Hassan Hilal. 2008.