World Health Organization. (1989). WORLD health organization: : publications catalogue 1948- 1989. World Health Organization.
Čikaški stil citiranja (17. izdanje)World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.
MLA način citiranja (9. izdanje)World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.
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