APA-referens (7:e uppl.)
World Health Organization. Global Influenza Programme & ebrary, Inc. (2009). Pandemic influenza preparedness and response: A WHO guidance document. World Health Organization.
Chicago-referens (17:e uppl.)
World Health Organization. Global Influenza Programme och Inc ebrary. Pandemic Influenza Preparedness and Response: A WHO Guidance Document. Geneva: World Health Organization, 2009.
MLA-referens (9:e uppl.)
World Health Organization. Global Influenza Programme och Inc ebrary. Pandemic Influenza Preparedness and Response: A WHO Guidance Document. World Health Organization, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.