Dunbar, R. (2019). Fertility as a constraint on group size in African great apes. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Dunbar, RIM. Fertility as a Constraint on Group Size in African Great Apes. Oxford University Press, 2019.
Lua MLA (9ú heag.)Dunbar, RIM. Fertility as a Constraint on Group Size in African Great Apes. Oxford University Press, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.