APA (7th ed.) Zitazioa
World Health Organization & ebrary, Inc. (2008). Tuberculosis and air travel: Guidelines for prevention and control (3rd ed.). World Health Organization.
Chicago Style (17th ed.) Zitazioa
World Health Organization eta Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 3rd ed. Geneva: World Health Organization, 2008.
MLA (9th ed.) Zitazioa
World Health Organization eta Inc ebrary. Tuberculosis and Air Travel: Guidelines for Prevention and Control. 3rd ed. World Health Organization, 2008.
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