Kingdom, W. D. (2005). Models of aggregation for water and sanitation provision. Washington DC: World Bank.
Chicago ZitierstilKingdom, William D. Models of Aggregation for Water and Sanitation Provision. Washington DC: World Bank, 2005.
MLA ZitierstilKingdom, William D. Models of Aggregation for Water and Sanitation Provision. Washington DC: World Bank, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.