APA (7th ed.) Citation

Pickering, K. T., & Owen, L. A. (1994). An introduction to global environmental issues. Routledge.

Chicago Style (17th ed.) Citation

Pickering, Kevin T., and Lewis A. Owen. An Introduction to Global Environmental Issues. London; New York: Routledge, 1994.

MLA (9th ed.) Citation

Pickering, Kevin T., and Lewis A. Owen. An Introduction to Global Environmental Issues. Routledge, 1994.