Likens, G. E. (2013). Biogeochemistry of a forested ecosystem (3rd ed. 2013.). Springer New York.
Lua i Stíl Chicago (17ú heag.)Likens, Gene E. Biogeochemistry of a Forested Ecosystem. 3rd ed. 2013. New York, NY: Springer New York, 2013.
Lua MLA (8ú heag.)Likens, Gene E. Biogeochemistry of a Forested Ecosystem. 3rd ed. 2013. Springer New York, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.