Dunbar, R. (2014). How conversations around campfires came to be. National Academy of Sciences.
Cita Chicago (17th ed.)Dunbar, R. How Conversations Around Campfires Came to Be. National Academy of Sciences, 2014.
Cita MLA (9th ed.)Dunbar, R. How Conversations Around Campfires Came to Be. National Academy of Sciences, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.