APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.