Niebuhr, H. (1963). The responsible self: An essay in christian moral philosophy. by Harper & Row.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNiebuhr, H.Richard. The Responsible Self: An Essay in Christian Moral Philosophy. New York: by Harper & Row, 1963.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNiebuhr, H.Richard. The Responsible Self: An Essay in Christian Moral Philosophy. by Harper & Row, 1963.
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