Davey, B., & Halliday, T. (1994). Human biology and health: An evolutionary approach. Open University.
Lua i Stíl Chicago (17ú heag.)Davey, Basiro, agus Tim Halliday. Human Biology and Health: An Evolutionary Approach. Buckingham, U.K: Open University, 1994.
Lua MLA (9ú heag.)Davey, Basiro, agus Tim Halliday. Human Biology and Health: An Evolutionary Approach. Open University, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.