1. IBRD, World Development Report, 1999. World Development Report 1998/99. Washington, World Bank (also available on the Internet at www.worldbank.org/wdr/wdr98/contents.htm).
2. IEA Energy Statistics, 1999. Key World Energy Statistics from the IEA—1999 Edition. International Energy Agency, Paris (also available on the Internet at www.iea.org/statist/keyworld/p_0203.htm).
3. IHA, et al., 2000. Hydropower and the World's energy future. In: Hydropower and the World's Energy Future—The Role of Hydropower in Bringing Clean, Renewable, Energy to the World. International Hydropower Association et al., London, p. 1 (also available on the Internet at www.ieahydro.org).