Dunbar, R. (2014). How conversations around campfires came to be. National Academy of Sciences.
Lua i Stíl Chicago (17ú heag.)Dunbar, R. How Conversations Around Campfires Came to Be. National Academy of Sciences, 2014.
Lua MLA (9ú heag.)Dunbar, R. How Conversations Around Campfires Came to Be. National Academy of Sciences, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.