Sherratt, T. N., & Wilkinson, D. M. (2009). Big questions in ecology and evolution. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Sherratt, Thomas N., agus David M. Wilkinson. Big Questions in Ecology and Evolution. Oxford ; New York: Oxford University Press, 2009.
Lua MLA (9ú heag.)Sherratt, Thomas N., agus David M. Wilkinson. Big Questions in Ecology and Evolution. Oxford University Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.