Cita APA (7a ed.)
World Health Organization, UNICEF, & ebrary, Inc. (2010). Progress on sanitation and drinking water: 2010 update. World Health Organization.
Cita Chicago Style (17a ed.)
World Health Organization, UNICEF, y Inc ebrary. Progress on Sanitation and Drinking Water: 2010 Update. Geneva: World Health Organization, 2010.
Cita MLA (9a ed.)
World Health Organization, et al. Progress on Sanitation and Drinking Water: 2010 Update. World Health Organization, 2010.
Precaución: Estas citas no son 100% exactas.