Nasir, J. J. (1955). The doctrine of Kafa'a according to the early Islamic authorities and modern practice, with critical edition of the Zaidi MS, al-Mir'at al-mubayyina lil-nazir ma huwa al-haqq fi mas'alat al-kafa'a. University of London.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Nasir, Jamal J. The Doctrine of Kafa'a According to the Early Islamic Authorities and Modern Practice, with Critical Edition of the Zaidi MS, Al-Mir'at Al-mubayyina Lil-nazir Ma Huwa Al-haqq Fi Mas'alat Al-kafa'a. London, England: University of London, 1955.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Nasir, Jamal J. The Doctrine of Kafa'a According to the Early Islamic Authorities and Modern Practice, with Critical Edition of the Zaidi MS, Al-Mir'at Al-mubayyina Lil-nazir Ma Huwa Al-haqq Fi Mas'alat Al-kafa'a. University of London, 1955.