1. Acemoglu, D., & Robinson, J. A. (2012). Why nations fail: The origins of power, prosperity, and poverty. Crown Business.
2. Blanton, S. L., & Kegley, C. W. (2020). World politics: Trend and transformation (17th ed.). Cengage Learning.
3. Bonavero, P., Dansero, E., & Vanolo, A. (2006). Geografie dell’Unione Europea. Temi, problemi e politiche nella costruzione dello spazio comunitario. Utet.
4. Bouthoul, G. (1970). L’infanticide différé. Hachette.
5. Castree, N., Kitchin, R., & Rogers, A. (2013). Dictionary of human geography. Oxford University Press.