Callicott, J. B. (2013). Thinking like a planet: The land ethic and the earth ethic. Oxford University Press.
Style de citation Chicago (17e éd.)Callicott, J. Baird. Thinking like a Planet: The Land Ethic and the Earth Ethic. New York: Oxford University Press, 2013.
Style de citation MLA (8e éd.)Callicott, J. Baird. Thinking like a Planet: The Land Ethic and the Earth Ethic. Oxford University Press, 2013.
Attention : ces citations peuvent ne pas être correctes à 100%.