Lua APA (7ú heag.)
Withgott, J., & Scott Brennan. (2008). Environment: The science behind the stories. Pearson/Benjamin Cummings.
Lua i Stíl Chicago (17ú heag.)
Withgott, Jay, agus Scott Brennan. Environment: The Science Behind the Stories. San Francisco: Pearson/Benjamin Cummings, 2008.
Lua MLA (9ú heag.)
Withgott, Jay, agus Scott Brennan. Environment: The Science Behind the Stories. Pearson/Benjamin Cummings, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.