World Health Organization & ebrary, Inc. (2008). Tuberculosis and air travel: Guidelines for prevention and control (3rd ed.). World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization och Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 3rd ed. Geneva: World Health Organization, 2008.
MLA-referens (9:e uppl.)World Health Organization och Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 3rd ed. World Health Organization, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.