Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.