1. Ake, C. (1967). Political integration and political stability: A hypothesis. World Politics, 19(3), 468–499.
2. Alapiki, E. (2005). State creation in Nigeria: Failed approaches to national integration and local autonomy. African Studies Review, 48(3), 49–65.
3. Anifowose, R. (1998). Theoretical explanation of political violence. Violence and politics in Nigeria: The Tiv and Yoruba experience (pp. 1–30). Enugu, Nigeria: Nok Publishers International.
4. Aziza, Z., Salleha, A., & Ribua, H. E., (2010). A study of national integration: Impact of multicultural values. Procedia Social and Behavioural Sciences, 7(C), 691–700. http://www.sciencedirect.com. Accessed 23 April 2018
5. Bandyopadhyay, S., & Green, E. (2009). Nation-building and conflict in modern Africa. Houghton Street, London: Suntory and Toyota International Centres for Economics and Related Disciplines and London School of Economics and Political Science.