Danilenko, A., vandenBerg, C., Macheve, B., & Moffitt, L. (2015). The IBNET Water Supply and Sanitation Blue Book 2014: The International Benchmarking Network for Water and Sanitation Utilities Databook. World Bank.
Παραπομπή Chicago StyleDanilenko, Alexander, Caroline vandenBerg, Berta Macheve, και L.Joe Moffitt. The IBNET Water Supply and Sanitation Blue Book 2014: The International Benchmarking Network for Water and Sanitation Utilities Databook. World Bank, 2015.
Παραπομπή MLADanilenko, Alexander, Caroline vandenBerg, Berta Macheve, και L.Joe Moffitt. The IBNET Water Supply and Sanitation Blue Book 2014: The International Benchmarking Network for Water and Sanitation Utilities Databook. World Bank, 2015.
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