World Health Organization. (2011). WHO expert committee on biological standardization (Fifty-eight report.). World Health Organization.
Chicago-viite (17. p.)World Health Organization. WHO Expert Committee on Biological Standardization. Fifty-eight report. Geneva, Switzerland: World Health Organization, 2011.
MLA-viite (8. p.)World Health Organization. WHO Expert Committee on Biological Standardization. Fifty-eight report. World Health Organization, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.