1. Abu-Zeid M (2001) Water pricing in irrigated agriculture. Water Resour Dev 17(4):527–538
2. Agudelo JI (2001) The economic valuation of water: principles and methods, value of water research report series, report no 5, IHE, Delft, The Netherlands
3. Ashfaq M, Jabeen S, Baig A (2005) Estimation of the economic value of irrigation water. J Agric Soc Sci, 1813–2235/2005/01–3–270–272, http://www.fspublishers.org/jass/past-issues/JASSVOL_1_NO_3/16.pdf , seen on December 2011
4. Attia B (2009) Assessment of vulnerability and adaptation of water resources to climate change in Egypt. http://www.arabwatercouncil.org/administrator/Modules/Events/IWRA%20Egypt%20Paper.pdf . Accessed 30 May 2009
5. CAPMAS (2010) Central Agency for Public Mobilization and Statistics. Egypt in Numbers, the Statistical Year Book, Cairo, Egypt