World Health Organization & ebrary, Inc. (2006). Tuberculosis and air travel: Guidelines for prevention and control (2nd ed.). World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization och Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 2nd ed. Geneva: World Health Organization, 2006.
MLA-referens (9:e uppl.)World Health Organization och Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 2nd ed. World Health Organization, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.