Não informado. (2021). Human Ecology. Springer Science+Business Media.
Lua i Stíl Chicago (17ú heag.)Não informado. Human Ecology. New York: Springer Science+Business Media, 2021.
Lua MLA (8ú heag.)Não informado. Human Ecology. Springer Science+Business Media, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.