01553oam 2200421I 450 991069075230332120180823085657.0(CKB)5470000002340800(OCoLC)1049175657(EXLCZ)99547000000234080020180822d1999 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierLinking transportation and air quality planning implementation of the transportation conformity regulations in 15 nonattainment areas[Washington, D.C.] :U.S. Environmental Protection Agency :Federal Highway Administration, Department of Transportation,1999.1 online resource (xx, 142 pages) mapBy Arnold M. Howitt and Elizabeth M. Moore."March 1999.""EPA420-R-99-011."Linking transportation and air quality planning TransportationUnited StatesPlanningAir quality managementUnited StatesTransportationPlanning.Air quality managementHowitt Arnold M.1947-1402340Moore Elizabeth M.United States.Environmental Protection Agency,United States.Federal Highway Administration,GPOGPOGPOBOOK9910690752303321Linking transportation and air quality planning3472607UNINA