1. D.V.J. Bell and Y.-k.A. Cheung, Introduction to sustainable development, in Development and Economic Resources, from Encyclopedia of Life Support Systems (EOLSS), developed under the Auspices of the UNESCO, EOLSS Publishers, Oxford, UK, http://www.eolss.net, retrieved May 7, 2005.
2. H. Tropp and A. Jägerskog, Water Scarcity Challenges in the Middle East and North Africa (MENA), SIWI (Stockholm International Water Institute), UN Human Development Report Office Occasional Paper, 2006.
3. UN: Water, Shared Responsibility Report, 2006.
4. http://www.eia.doe.gov/emeu/cabs/kuwait.html.
5. Ministry of Energy 2005 Statistical Book: Water and Electricity, 2006.