Lua APA (7ú heag.)

Botkin, D. B., & Keller, E. A. (2011). Environmental science: Earth as a living planet (7th ed.). Wiley.

Lua i Stíl Chicago (17ú heag.)

Botkin, Daniel B., agus Edward A. Keller. Environmental Science: Earth as a Living Planet. 7th ed. Hoboken, N.J: Wiley, 2011.

Lua MLA (9ú heag.)

Botkin, Daniel B., agus Edward A. Keller. Environmental Science: Earth as a Living Planet. 7th ed. Wiley, 2011.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.