APA (7 वां संस्करण) प्रशस्ति पत्र
Finnis, J. (1991). Moral absolutes: Tradition, revision, and truth. Catholic University of America Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Finnis, John. Moral Absolutes: Tradition, Revision, and Truth. Washington, D.C.: Catholic University of America Press, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Finnis, John. Moral Absolutes: Tradition, Revision, and Truth. Catholic University of America Press, 1991.
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