United Nations. (1999). 1979 convention on long-range transboundary air pollution and its 1998 protocols on persistent organic pollutants and heavy metals. New York and Geneva: Economic Commission for Europe.
Chicago Style CitationUnited Nations. 1979 Convention On Long-range Transboundary Air Pollution and Its 1998 Protocols On Persistent Organic Pollutants and Heavy Metals. New York and Geneva: Economic Commission for Europe, 1999.
MLA CitationUnited Nations. 1979 Convention On Long-range Transboundary Air Pollution and Its 1998 Protocols On Persistent Organic Pollutants and Heavy Metals. New York and Geneva: Economic Commission for Europe, 1999.
Warning: These citations may not always be 100% accurate.