APA-čujuhus (7. p.)
Litwack, E. B. (2009). Wittgenstein and value: The quest for meaning. Continuum.
Chicago-čujuhus (17. p.)
Litwack, Eric B. Wittgenstein and Value: The Quest for Meaning. London ; New York: Continuum, 2009.
MLA-čujuhus (9. p.)
Litwack, Eric B. Wittgenstein and Value: The Quest for Meaning. Continuum, 2009.
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