Cita APA (7a ed.)

World Health Organization. (2008). International health regulations (2005) (Second edition.). World Health Organization.

Cita Chicago Style (17a ed.)

World Health Organization. International Health Regulations (2005). Second edition. Geneva: World Health Organization, 2008.

Cita MLA (8a ed.)

World Health Organization. International Health Regulations (2005). Second edition. World Health Organization, 2008.