Economic and Social Commission for Western Asia & United Nations. Economic and Social Commission for Western Asia. (2009). Sustainable water supply and sanitation for all: Regional assessment report on the status and achievements of ESCWA countries towards improved water supply and sanitation. United Nations.
Citazione stile Chigago Style (17a edizione)Economic and Social Commission for Western Asia e United Nations. Economic and Social Commission for Western Asia. Sustainable Water Supply and Sanitation for All: Regional Assessment Report on the Status and Achievements of ESCWA Countries Towards Improved Water Supply and Sanitation. New York: United Nations, 2009.
Citatione MLA (9a ed.)Economic and Social Commission for Western Asia e United Nations. Economic and Social Commission for Western Asia. Sustainable Water Supply and Sanitation for All: Regional Assessment Report on the Status and Achievements of ESCWA Countries Towards Improved Water Supply and Sanitation. United Nations, 2009.