World Health Organization. (1997). Determination of airborne fibre number concentrations. World Health Organization.
Čikaški stil citiranja (17. izdanje)World Health Organization. Determination of Airborne Fibre Number Concentrations. Geneva: World Health Organization, 1997.
MLA način citiranja (8. izdanje)World Health Organization. Determination of Airborne Fibre Number Concentrations. World Health Organization, 1997.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.