Kettell, B. (2011). The Islamic banking and finance workbook: Step-by-step exercises to help you master the fundamentals of Islamic banking and finance. Wiley.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kettell, Brian. The Islamic Banking and Finance Workbook: Step-by-step Exercises to Help You Master the Fundamentals of Islamic Banking and Finance. Chichester, U.K.: Wiley, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Kettell, Brian. The Islamic Banking and Finance Workbook: Step-by-step Exercises to Help You Master the Fundamentals of Islamic Banking and Finance. Wiley, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.