Smith, R. (2007). Being human: Historical knowledge and the creation of human nature / Roger Smith. Columbia Univ. Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmith, Roger. Being Human: Historical Knowledge and the Creation of Human Nature / Roger Smith. New York: Columbia Univ. Press, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSmith, Roger. Being Human: Historical Knowledge and the Creation of Human Nature / Roger Smith. Columbia Univ. Press, 2007.
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