APA-referens

Kingdom, W. D. (2005). Models of aggregation for water and sanitation provision. Washington DC: World Bank.

Chicago-stil citat

Kingdom, William D. Models of Aggregation for Water and Sanitation Provision. Washington DC: World Bank, 2005.

MLA-referens

Kingdom, William D. Models of Aggregation for Water and Sanitation Provision. Washington DC: World Bank, 2005.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.