World Bank. (2008). Environmental health and child survival: Epidemiology, economics, experiences. World Bank.
Chicago-viite (17. p.)World Bank. Environmental Health and Child Survival: Epidemiology, Economics, Experiences. Washington, D.C: World Bank, 2008.
MLA-viite (9. p.)World Bank. Environmental Health and Child Survival: Epidemiology, Economics, Experiences. World Bank, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.