Soon, E. T. (1994). The role of restitution in the law of obligations in common law and Islamic law. International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Soon, Eng Thye. The Role of Restitution in the Law of Obligations in Common Law and Islamic Law. Petaling Jaya: International Islamic University Malaysia, 1994.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Soon, Eng Thye. The Role of Restitution in the Law of Obligations in Common Law and Islamic Law. International Islamic University Malaysia, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.