Cita APA (7a ed.)
Cooper, D., & Palmer, J. A. The Environment in question: Ethics and global issues. Routledge.
Cita estilo Chicago (17a ed.)
Cooper, David, y Joy A. Palmer. The Environment in Question: Ethics and Global Issues. Nueva York, EUA: Routledge.
Cita MLA (9a ed.)
Cooper, David, y Joy A. Palmer. The Environment in Question: Ethics and Global Issues. Routledge.
Precaución: Estas citas no son 100% exactas.