Harris, J. (2010). Enhancing evolution: The ethical case for making better people. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Harris, John. Enhancing Evolution: The Ethical Case for Making Better People. Princeton, N.J. ; Woodstock: Princeton University Press, 2010.
Lua MLA (9ú heag.)Harris, John. Enhancing Evolution: The Ethical Case for Making Better People. Princeton University Press, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.