Saad, A. E. S. (2013). The concept of law: A comparative study of the Shari'ah concept of hukm with various relevant theories of law in western jurisprudence. Ahmad Ibrahim Kulliyyah of Laws,International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Saad, Abu Elgasim Saad. The Concept of Law: A Comparative Study of the Shari'ah Concept of Hukm with Various Relevant Theories of Law in Western Jurisprudence. Kuala Lumpur: Ahmad Ibrahim Kulliyyah of Laws,International Islamic University Malaysia, 2013.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Saad, Abu Elgasim Saad. The Concept of Law: A Comparative Study of the Shari'ah Concept of Hukm with Various Relevant Theories of Law in Western Jurisprudence. Ahmad Ibrahim Kulliyyah of Laws,International Islamic University Malaysia, 2013.