1. National Electric Power Authority. Power reform and power-generation plans in the public and private sectors. Abuja, Nigeria. November 2004.
2. Energy statistics and balances of non-OECD countries;International Energy Agency,2005
3. The World Bank. Nigeria: public and private electric provision as a barrier to manufacturing competitiveness. Findings, Paper 221, December 2002. Available from: http://www.worldbank.org/afr/findings.
4. World resource indicators;The World Bank,2005
5. United Nations’ Development Programme. Achieving the millennium development goals: the role of energy services,2005