توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

MacIntyre, A. C. (1990). Three rival versions of moral enquiry: Encyclopaedia, genealogy, and tradition : being Gifford lectures delivered in the University of Edinburgh in 1988. University of Notre Dame Press.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

MacIntyre, Alasdair C. Three Rival Versions of Moral Enquiry: Encyclopaedia, Genealogy, and Tradition : Being Gifford Lectures Delivered in the University of Edinburgh in 1988. Notre Dame, Ind.: University of Notre Dame Press, 1990.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

MacIntyre, Alasdair C. Three Rival Versions of Moral Enquiry: Encyclopaedia, Genealogy, and Tradition : Being Gifford Lectures Delivered in the University of Edinburgh in 1988. University of Notre Dame Press, 1990.