Irvine,. (1955). Apes, Angels, and Victorians: The story of Darwin, Huxley and evolution. McGraw-Hill.
Chicago-viite (17. p.)Irvine. Apes, Angels, and Victorians: The Story of Darwin, Huxley and Evolution. New York: McGraw-Hill, 1955.
MLA-viite (9. p.)Irvine. Apes, Angels, and Victorians: The Story of Darwin, Huxley and Evolution. McGraw-Hill, 1955.
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