Cita APA

World Health Organization & ebrary, Inc. (2007). World health statistics 2007. World Health Organization.

Citación estilo Chicago

World Health Organization and Inc ebrary. World Health Statistics 2007. Geneva, Switzerland: World Health Organization, 2007.

Cita MLA

World Health Organization and Inc ebrary. World Health Statistics 2007. World Health Organization, 2007.

Warning: These citations may not always be 100% accurate.