APA (7th ed.) Citation

World Health Organization. (1997). Determination of airborne fibre number concentrations. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Determination of Airborne Fibre Number Concentrations. Geneva: World Health Organization, 1997.

MLA (8th ed.) Citation

World Health Organization. Determination of Airborne Fibre Number Concentrations. World Health Organization, 1997.