Citazione Stile APA (7a Edizione)

Fern, R. L. (2002). Nature, God, and humanity: Envisioning an ethics of nature. Cambridge University Press.

Citazione stile Chigago Style (17a edizione)

Fern, Richard L. Nature, God, and Humanity: Envisioning an Ethics of Nature. Cambridge, UK ; New York: Cambridge University Press, 2002.

Citatione MLA (9a ed.)

Fern, Richard L. Nature, God, and Humanity: Envisioning an Ethics of Nature. Cambridge University Press, 2002.