01772oam 2200481 450 991070440640332120130418153808.0(CKB)5470000002441635(OCoLC)834614896(EXLCZ)99547000000244163520130402d2013 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierPollution Great Lakes water quality : protocol between the United States of America and Canada amending the agreement of November 22, 1978, as amended, signed at Washington, September 7, 2012, with appendix[Washington, D.C.] :United States Department of State,[2013?]1 online resource (151 unnumbered pages)Treaties and other international acts series ;13-212Title from title screen (viewed on April 2, 2013).Pollution WaterPollutionLaw and legislationUnited StatesWaterPollutionLaw and legislationCanadaWaterPollutionGreat Lakes Watershed (North America)Water qualityGreat Lakes Watershed (North America)International cooperationWaterPollutionLaw and legislationWaterPollutionLaw and legislationWaterPollutionWater qualityInternational cooperation.Canada,Canada.2012 September 7.United States.Department of State,GPOGPOOCLCOGPOOCLCOGPOBOOK9910704406403321Pollution2024165UNINA