Hajer, Maarten A. "The New Environmental Conflict." The Politics of Environmental Discourse: Ecological Modernization and the Policy Process. : Oxford University Press, 1997-09-18. Oxford Scholarship Online. 2003-11-01. Date Accessed 24 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/019829333X.001.0001/acprof-9780198293330-chapter-2>.
Hajer, M.(1997-09-18). The New Environmental Conflict. In The Politics of Environmental Discourse: Ecological Modernization and the Policy Process. : Oxford University Press. Retrieved 24 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/019829333X.001.0001/acprof-9780198293330-chapter-2.
Hajer, Maarten A. "The New Environmental Conflict." In The Politics of Environmental Discourse: Ecological Modernization and the Policy Process. : Oxford University Press, 1997-09-18. http://www.oxfordscholarship.com/view/10.1093/019829333X.001.0001/acprof-9780198293330-chapter-2.
Hajer MA. The New Environmental Conflict. In: Hajer MA. The Politics of Environmental Discourse: Ecological Modernization and the Policy Process. Oxford University Press; 1997. http://www.oxfordscholarship.com/view/10.1093/019829333X.001.0001/acprof-9780198293330-chapter-2. Accessed May 24, 2013.