Al-Malik, F. A., & Singpurwalla, N. D. (2003). Isomorphic relationships in financial risk. George Washington University, The School of Engineering and Applied Science.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Al-Malik, Faisal Ahmed, و Nozer D. Singpurwalla. Isomorphic Relationships in Financial Risk. Washington: George Washington University, The School of Engineering and Applied Science, 2003.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Al-Malik, Faisal Ahmed, و Nozer D. Singpurwalla. Isomorphic Relationships in Financial Risk. George Washington University, The School of Engineering and Applied Science, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.