1. Markakis, J., National and Class Conflict in the Horn of Africa (London: Zed Books, 1990).
2. Markakis, J. and Waller, M. (eds), Military Regimes in Africa (London: Frank Cass, 1986).
3. Munslow, B. (ed.), Africa: Problems in the Transition to Socialism (London: Zed Press, 1986).
4. Ottaway, D. and M., Afrocommunism (New York: Africana, 1981).
5. Rosberg, C. G. and Callaghy, T. M. (eds), Socialism in Sub-Saharan Africa: A New Assessment (Berkeley: Institute of International Studies, University of California, 1979).