APA (7th ed.) Citation

World Health Organization. (1998). Monitoring ambient air quality for health impact assessment. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Monitoring Ambient Air Quality for Health Impact Assessment. Copenhagen: World Health Organization, 1998.

MLA (8th ed.) Citation

World Health Organization. Monitoring Ambient Air Quality for Health Impact Assessment. World Health Organization, 1998.