Style de citation APA (7e éd.)

Cooper, D. E., & Palmer-Cooper, J. A. (1992). The environment in question: Ethics and global issues. Routledge.

Style de citation Chicago (17e éd.)

Cooper, David Edward, et Joy A. Palmer-Cooper. The Environment in Question: Ethics and Global Issues. London ; New York: Routledge, 1992.

Style de citation MLA (8e éd.)

Cooper, David Edward, et Joy A. Palmer-Cooper. The Environment in Question: Ethics and Global Issues. Routledge, 1992.