United Nations. Economic Commission for Europe. (1985). Air pollution across boundaries : report prepared within the framework of the Convention on Long-range Transboundary Air Pollution: Report prepared within the framework of the Convention on Long-range Transboundary Air Pollution. United Nations.
Chicago Style (17th ed.) CitationUnited Nations. Economic Commission for Europe. Air Pollution Across Boundaries : Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution: Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution. New York: United Nations, 1985.
MLA (9th ed.) CitationUnited Nations. Economic Commission for Europe. Air Pollution Across Boundaries : Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution: Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution. United Nations, 1985.