1. Herbert K. Tillema, ‘Foreign Overt Military Intervention in the Nuclear Age’, Journal of Peace Research, vol. 2, no. 26, 1989, pp. 179–96.
2. Keith Krause, ‘Arms Imports, Arms Production and the Quest for Security in the Third World’, in Brian L. Job (ed.), The Insecurity Dilemma: National Security of Third World States, (Boulder, CO: Lynne Rienner, 1992), pp. 121–42.
3. Bradford E. Burns, The Poverty of Progress: Latin America in the Nineteenth Century (Berkeley, CA: University of California Press, 1980)
4. Maria del Carmen Velasquez, La Vida Politico en Hispanoamerica (Caracas: Academia Nacional de la Historia de Venezuela, 1986)
5. Donald M. Dozer, Latin America: An Interpretative History (New York: McGraw-Hill, 1962).