Cita APA (7a ed.)
World Health Organization. (2019). World report on vision. World Health Organization.
Cita Chicago Style (17a ed.)
World Health Organization. World Report on Vision. Ginebra: World Health Organization, 2019.
Cita MLA (9a ed.)
World Health Organization. World Report on Vision. World Health Organization, 2019.
Precaución: Estas citas no son 100% exactas.