(2005). Assessment of resource flow in the water supply and sanitation sector: Ethiopia case study. Washington DC: World Bank.
Chicago-tyylinen lähdeviittausAssessment of Resource Flow in the Water Supply and Sanitation Sector: Ethiopia Case Study. Washington DC: World Bank, 2005.
MLA-viiteAssessment of Resource Flow in the Water Supply and Sanitation Sector: Ethiopia Case Study. Washington DC: World Bank, 2005.
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