Cita APA (7th ed.)

Light, A., & Rolston, H. (2003). Environmental Ethics: An anthology. Wiley-Blackwell.

Cita Chicago (17th ed.)

Light, Andrew, i Holmes Rolston. Environmental Ethics: An Anthology. Oxford: Wiley-Blackwell, 2003.

Cita MLA (9th ed.)

Light, Andrew, i Holmes Rolston. Environmental Ethics: An Anthology. Wiley-Blackwell, 2003.