Style de citation APA (7e éd.)

Pickering, K. T., & Owen, L. A. (1997). An introduction to global environmental issues (2nd ed.). Routledge.

Style de citation Chicago (17e éd.)

Pickering, Kevin T., et Lewis A. Owen. An Introduction to Global Environmental Issues. 2nd ed. London: Routledge, 1997.

Style de citation MLA (9e éd.)

Pickering, Kevin T., et Lewis A. Owen. An Introduction to Global Environmental Issues. 2nd ed. Routledge, 1997.