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Lua i Stíl Chicago (17ú heag.)Wade, Nicholas. "Brain Sizs of Early Hominids Overestimated?" Today 1998.
Lua MLA (9ú heag.)Wade, Nicholas. "Brain Sizs of Early Hominids Overestimated?" Today, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.