World Health Organization, et al. 2000. Guidelines for air quality: WHO Expert Task Force meeting held in Geneva, Switzerland, in December 1997. Geneva: World Health Organization.
Citace podle APA (7th ed.)World Health Organization, Cluster of Sustainable Development and Healthy Environment, Department of Protection of the Human Environment, Occupational and Environmental Health Programme, & WHO Expert Task Force. (2000). Guidelines for air quality: WHO Expert Task Force meeting held in Geneva, Switzerland, in December 1997. World Health Organization.
Citace podle Chicago (17th ed.)World Health Organization, Cluster of Sustainable Development and Healthy Environment, Department of Protection of the Human Environment, Occupational and Environmental Health Programme, a WHO Expert Task Force. Guidelines for Air Quality: WHO Expert Task Force Meeting Held in Geneva, Switzerland, in December 1997. Geneva: World Health Organization, 2000.
Citace podle MLA (9th ed.)World Health Organization, et al. Guidelines for Air Quality: WHO Expert Task Force Meeting Held in Geneva, Switzerland, in December 1997. World Health Organization, 2000.
