APA (7th ed.) Citation

Stewart, I., & Lynch, J. (2008). Earth: The biography. National Geographic.

Chicago Style (17th ed.) Citation

Stewart, Iain, and John Lynch. Earth: The Biography. Washington, D.C.: National Geographic, 2008.

MLA (9th ed.) Citation

Stewart, Iain, and John Lynch. Earth: The Biography. National Geographic, 2008.