Biblio

M. Faye and Yepes, T., “Investing in infrastructure : what is needed from 2000 to 2010?”. World Bank, Washington, DC, USA, p. 21 p. : 2 fig., 9 tab., 2003.

W. Amarasinghe, Lal, M., and Sakhivadivel, R., Water scarcity variation within a country: a case study of Sri Lanka, vol. no. 32. Colombo, Sri Lanka: International Water Management Institute (IWMI), 1999, p. 29 p. : map, tabs.

Economic Development Institute -Washington, DC, US, “Demand forecasting : instructor guide”, vol. no. 5. World Bank, Washington, DC, USA, p. 121 p.: fig., tab., 1985.

G. W. Reid and Muiga, M. I., “A mathematical model for predicting water demand, wastewater disposal and cost of water and wastewater treatment systems in developing countries”. University of Oklahoma. Bureau of Water and Environmental Resources Research, Norman, OK, USA, p. vii, 140 p.: tab., 1976.