邓巴 & 李慧中. (2019). 社群的进化: How many friends does one person need? 四川人民出版社.
Lua i Stíl Chicago (17ú heag.)邓巴 agus 李慧中. 社群的进化: How Many Friends Does One Person Need? 四川人民出版社, 2019.
Lua MLA (8ú heag.)邓巴 agus 李慧中. 社群的进化: How Many Friends Does One Person Need? 四川人民出版社, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.