Cita APA (7a ed.)

Attfield, R. (1983). The ethics of environmental concern: The ethics of environmental concern. Basil Blackwell.

Cita Chicago Style (17a ed.)

Attfield, Robin. The Ethics of Environmental Concern: The Ethics of Environmental Concern. Oxford: Basil Blackwell, 1983.

Cita MLA (9a ed.)

Attfield, Robin. The Ethics of Environmental Concern: The Ethics of Environmental Concern. Basil Blackwell, 1983.