Citazione Stile APA (7a Edizione)

Callicott, J. B., & Hayden, T. (1994). Earth's insights: A survey of ecological ethics from the Mediterranean basin to the Australian outback. University of California Press.

Citazione stile Chigago Style (17a edizione)

Callicott, J. Baird, e Tom Hayden. Earth's Insights: A Survey of Ecological Ethics from the Mediterranean Basin to the Australian Outback. Berkeley: University of California Press, 1994.

Citatione MLA (9a ed.)

Callicott, J. Baird, e Tom Hayden. Earth's Insights: A Survey of Ecological Ethics from the Mediterranean Basin to the Australian Outback. University of California Press, 1994.