Galton, F. (1972). Hereditary genius: An inquiry into its laws and consequences. P. Smith.
Lua i Stíl Chicago (17ú heag.)Galton, Francis. Hereditary Genius: An Inquiry into Its Laws and Consequences. Gloucester, Mass.: P. Smith, 1972.
Lua MLA (8ú heag.)Galton, Francis. Hereditary Genius: An Inquiry into Its Laws and Consequences. P. Smith, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.