APA-viite (7. p.)
World Health Organization & ebrary, Inc. (2008). World health statistics 2008. World Health Organization.
Chicago-viite (17. p.)
World Health Organization ja Inc ebrary. World Health Statistics 2008. Geneva, Switzerland: World Health Organization, 2008.
MLA-viite (9. p.)
World Health Organization ja Inc ebrary. World Health Statistics 2008. World Health Organization, 2008.
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