APA-Zitierstil (7. Ausg.)

Ponting, C. (2007). A new green history of the world: The environment and the collapse of great civilizations (Rev. ed.). Penguin.

Chicago-Zitierstil (17. Ausg.)

Ponting, Clive. A New Green History of the World: The Environment and the Collapse of Great Civilizations. Rev. ed. New York: Penguin, 2007.

MLA-Zitierstil (9. Ausg.)

Ponting, Clive. A New Green History of the World: The Environment and the Collapse of Great Civilizations. Rev. ed. Penguin, 2007.