Cita APA (7th ed.)

Light, A., & Rolston, H. (2003). Environmental ethics: An anthology. Blackwell Pub..

Cita Chicago (17th ed.)

Light, Andrew, i Holmes Rolston. Environmental Ethics: An Anthology. Malden, MA: Blackwell Pub., 2003.

Cita MLA (8th ed.)

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