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.
Чикаго стиль цитування (17-те видання)Economic and Social Commission for Western Asia та 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.
Стиль цитування MLA (9-ме видання)Economic and Social Commission for Western Asia та 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.