APA Edition Citation

(2010). Hemispheric transport of air pollution 2010: Part D:Answers to policy-relevant science questions (Air pollution studies no.20.). United Nations.

Chicago Edition Citation

Hemispheric Transport of Air Pollution 2010: Part D:Answers to Policy-relevant Science Questions. Air pollution studies no.20. New York: United Nations, 2010.

MLA Edition Citation

Hemispheric Transport of Air Pollution 2010: Part D:Answers to Policy-relevant Science Questions. Air pollution studies no.20. United Nations, 2010.