Callicott, J. B., & Frodeman, R. (2009). Encyclopedia of environmental ethics and philosophy. Macmillan Reference USA/Gale Cengage Learning.
Citación estilo ChicagoCallicott, J. Baird, and Robert Frodeman. Encyclopedia of Environmental Ethics and Philosophy. Farmington Hills, MI: Macmillan Reference USA/Gale Cengage Learning, 2009.
Cita MLACallicott, J. Baird, and Robert Frodeman. Encyclopedia of Environmental Ethics and Philosophy. Macmillan Reference USA/Gale Cengage Learning, 2009.
Warning: These citations may not always be 100% accurate.
