عناصر مشابهة

• The opportunity cost of drinking water quality degradation in Ramallah and Al-Bireh governorate
  بواسطة: Imseih, Najwan منشور: (2010)
• Developing an Expert System for Water and Environmental Sanitation Program, Sudan
  بواسطة: Takrouni, Omer Al Sunni منشور: (2011)
• Assessment of a sanitation cost-covering tariff for Alexandria / Egypt
  بواسطة: Badran, Mohamd Omar منشور: (2010)
• Integrated low cost technology for rural areas sanitation
  بواسطة: Al Shammari, Dawas Fuhaid منشور: (2001)
• Evaluation of Water Supply and Sanitation System Case Study - Nyala Town and IDPs Camps - South Darfur State
  بواسطة: Mohamed, Nasr Aldin Mohamoud منشور: (2009)