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APA-viiteInternational Eugenics Congress & Eugenics Education Society (Great Britain). (1912). Problems in eugenics: Papers communicated to the first International Eugenics Congress held at the University of London, July 24th to 30th, 1912. Eugenics education society.
Chicago-tyylinen lähdeviittausInternational Eugenics Congress ja Eugenics Education Society (Great Britain). Problems in Eugenics: Papers Communicated to the First International Eugenics Congress Held at the University of London, July 24th to 30th, 1912. [London]: Eugenics education society, 1912.
MLA-viiteInternational Eugenics Congress ja Eugenics Education Society (Great Britain). Problems in Eugenics: Papers Communicated to the First International Eugenics Congress Held at the University of London, July 24th to 30th, 1912. Eugenics education society, 1912.
Harvard-tyylinen lähdeviittausInternational Eugenics Congress & Eugenics Education Society (Great Britain). 1912. Problems in eugenics: Papers communicated to the first International Eugenics Congress held at the University of London, July 24th to 30th, 1912. [London]: Eugenics education society.