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United Nations Environment Programme ,  [Handbook for the International Treaties for the Protection of the Ozone Layer Sixth Edition: The Vienna Convention (1985); The Montreal Protocol (1987)] ,  Handbook for the International Treaties for the Protection of the Ozone Layer Sixth Edition: The Vienna Convention (1985); The Montreal Protocol (1987)

United Nations Environment Programme ,  Basel Convention on the Control of Transboundary Movements on Hazardous Wastes and Their Disposal ,  [Technical Guidelines on Hazardous Waste from the Production and Use of Organic Solvents (Y6)] ,  Technical Guidelines on Hazardous Waste from the Production and Use of Organic Solvents (Y6)

United Nations Environment Programme ,  [Making good decisions: how to use UNEP DTIE's OzonAction clearinghouse] ,  Making good decisions: how to use UNEP DTIE's OzonAction clearinghouse