APA (7th ed.) Citation

Barry, J., Dobson, A., & Stephens, P. H. G. (2006). Contemporary environmental politics: From margins to mainstream. Routledge.

Chicago Style (17th ed.) Citation

Barry, John, Andrew Dobson, and Piers H. G. Stephens. Contemporary Environmental Politics: From Margins to Mainstream. London: Routledge, 2006.

MLA (9th ed.) Citation

Barry, John, et al. Contemporary Environmental Politics: From Margins to Mainstream. Routledge, 2006.