APA (7th ed.) Citation

Barry, J., & Frankland, E. G. (2002). International encyclopedia of environmental politics. Routledge.

Chicago Style (17th ed.) Citation

Barry, John, and E. Gene Frankland. International Encyclopedia of Environmental Politics. London ; New York: Routledge, 2002.

MLA (9th ed.) Citation

Barry, John, and E. Gene Frankland. International Encyclopedia of Environmental Politics. Routledge, 2002.