SpringerLink (Online service) & Dobretsov, N. (2008). Biosphere Origin and Evolution. Springer Science+Business Media, LLC.
Lua i Stíl Chicago (17ú heag.)SpringerLink (Online service) agus Nikolay Dobretsov. Biosphere Origin and Evolution. Boston, MA: Springer Science+Business Media, LLC, 2008.
Lua MLA (8ú heag.)SpringerLink (Online service) agus Nikolay Dobretsov. Biosphere Origin and Evolution. Springer Science+Business Media, LLC, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.