1. Munasinghe, M.: Electric power economics, (Butterworth, London 1990)
2. ‘Rural electrification: a review of bank-financed projects’, Draft Report, February, 1985 Energy Department, The World Bank, Washington, DC
3. Saunders, J., Davis, J.M., Moss, G.C., and Ross, J.E.: Rural electrification and development: social and economic impact in Costa Rica and Colombia, (Westview Press, Boulder, USA 1975)