World Health Organization. (1998). The world health report 1998: Life in the 21st century. World Health Organization.
Chicago-viite (17. p.)World Health Organization. The World Health Report 1998: Life in the 21st Century. Geneva: World Health Organization, 1998.
MLA-viite (8. p.)World Health Organization. The World Health Report 1998: Life in the 21st Century. World Health Organization, 1998.
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