World Health Organization. (1989). WORLD health organization: : publications catalogue 1948- 1989. World Health Organization.
Citace podle Chicago (17th ed.)World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.
Citace podle MLA (9th ed.)World Health Organization. WORLD Health Organization: : Publications Catalogue 1948- 1989. World Health Organization, 1989.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..