World Health Organization. (2008). World health organization outbreak communication planning guide. World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization. World Health Organization Outbreak Communication Planning Guide. Geneva: World Health Organization, 2008.
MLA-referens (8:e uppl.)World Health Organization. World Health Organization Outbreak Communication Planning Guide. World Health Organization, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.