World Health Organization UNICEF EDC. (2003). WHO information series on School health: Document eight. World Health Organization.
Chicago-viite (17. p.)World Health Organization UNICEF EDC. WHO Information Series on School Health: Document Eight. Geneva: World Health Organization, 2003.
MLA-viite (8. p.)World Health Organization UNICEF EDC. WHO Information Series on School Health: Document Eight. World Health Organization, 2003.
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