Não informado. (1907). Eugenics laboratory memoirs. Francis Galton Laboratory for National Eugenics.
Chicago-referens (17:e uppl.)Não informado. Eugenics Laboratory Memoirs. London: Francis Galton Laboratory for National Eugenics, 1907.
MLA-referens (8:e uppl.)Não informado. Eugenics Laboratory Memoirs. Francis Galton Laboratory for National Eugenics, 1907.
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