United Nations. Economic Commission for Europe. (1989). The State of transboundary air pollution: Effects and control : 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. The State of Transboundary Air Pollution: Effects and Control : Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution. New York: United Nations, 1989.
MLA (9th ed.) CitationUnited Nations. Economic Commission for Europe. The State of Transboundary Air Pollution: Effects and Control : Report Prepared Within the Framework of the Convention on Long-range Transboundary Air Pollution. United Nations, 1989.
Warning: These citations may not always be 100% accurate.