World Health Organization. (2008). Anthrax in humans and animals (4th ed.). World Health Organization.
Cita Chicago Style (17a ed.)World Health Organization. Anthrax in Humans and Animals. 4th ed. Geneva, Switzerland: World Health Organization, 2008.
Cita MLA (9a ed.)World Health Organization. Anthrax in Humans and Animals. 4th ed. World Health Organization, 2008.
Precaución: Estas citas no son 100% exactas.