1. Allan, J. I. (Ed.). (2020). The State of Global Environmental Governance 2019: Earth Negotiations Bulletin. Manitoba: International Institute for Sustainable Development.
2. Earthscan Studies in Natural Resource Management,2019
3. Anderton, C. H., & Carter, J. R. (2019 [2009]). Principles of Conflict Economics: The Political Economy of War, Terrorism, Genocide and Peace. Cambridge et al.: Cambridge University Press.
4. Archibugi, D., Held, D., & Köhler, M. (Eds.). (1998). Re-Imagining Political Community: Studies in Cosmopolitan Democracy. Cambridge and Oxford: Polity Press.
5. Bächler, G. (1999). Environmental degradation and violent conflict. In M. Suliman (Ed.), Ecology, politics and violent conflicts. New York: Zed Books, 76–112.