World Health Organization & World Health Organization. Bulletin of the World Health Organization: Bulletin de l'Organisation mondiale de la santé. World Health Organization.
Cita Chicago Style (17a ed.)World Health Organization y World Health Organization. Bulletin of the World Health Organization: Bulletin De L'Organisation Mondiale De La Santé. Geneva: World Health Organization.
Cita MLA (8a ed.)World Health Organization y World Health Organization. Bulletin of the World Health Organization: Bulletin De L'Organisation Mondiale De La Santé. World Health Organization.
Precaución: Estas citas no son 100% exactas.