Knight, J. C. Human genetic diversity. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Knight, Julian C. Human Genetic Diversity. Oxford University Press.
Lua MLA (8ú heag.)Knight, Julian C. Human Genetic Diversity. Oxford University Press.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.