World Health Organization. Ageing and Life Course Unit & ebrary, Inc. (2008). WHO global report on falls prevention in older age. World Health Organization.
Cita Chicago Style (17a ed.)World Health Organization. Ageing and Life Course Unit y Inc ebrary. WHO Global Report on Falls Prevention in Older Age. Geneva, Switzerland: World Health Organization, 2008.
Cita MLA (9a ed.)World Health Organization. Ageing and Life Course Unit y Inc ebrary. WHO Global Report on Falls Prevention in Older Age. World Health Organization, 2008.
Precaución: Estas citas no son 100% exactas.