World Health organization. (2009). Priority areas for research in communicable diseases. World Health Organization.
Chicago-referens (17:e uppl.)World Health organization. Priority Areas for Research in Communicable Diseases. New Delhi: World Health Organization, 2009.
MLA-referens (8:e uppl.)World Health organization. Priority Areas for Research in Communicable Diseases. World Health Organization, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.