United Nations. Economic Commission for Europe. (2004). Strategies and policies for air pollution abatement. United Nations.
Chicago-čujuhus (17. p.)United Nations. Economic Commission for Europe. Strategies and Policies for Air Pollution Abatement. New York: United Nations, 2004.
MLA-čujuhus (9. p.)United Nations. Economic Commission for Europe. Strategies and Policies for Air Pollution Abatement. United Nations, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.