Huxley, T. H. (1895). Evolution & ethics: And other essays. Macmillan and Co..
Cita Chicago Style (17a ed.)Huxley, Thomas Henry. Evolution & Ethics: And Other Essays. London: Macmillan and Co., 1895.
Cita MLA (8a ed.)Huxley, Thomas Henry. Evolution & Ethics: And Other Essays. Macmillan and Co., 1895.
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