LEADER 01772oam 2200421 a 450 001 9910702484003321 005 20130207114805.0 035 $a(CKB)5470000002427325 035 $a(OCoLC)823646174 035 $a(EXLCZ)995470000002427325 100 $a20130108d2009 uy 0 101 0 $aeng 135 $aurcn||||a|||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 00$aInterim transportation conformity guidance for 2006 PM?.? NAAQS nonattainment areas$b[electronic resource] /$fTransportation and Regional Programs Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency 210 1$a[Washington, D.C.] :$cU.S. Environmental Protection Agency, Office of Transportation and Air Quality, Transportation and Regional Programs Division,$d[2009] 215 $a1 online resource (25 pages) 300 $aTitle from title screen (viewed on Jan. 08, 2013). 300 $a"November 2009." 300 $a"EPA-420-B-09-036." 320 $aIncludes bibliographical references. 606 $aAutomobiles$xMotors$xExhaust gas$zUnited States 606 $aTransportation$xEnvironmental aspects$zUnited States 606 $aAir$xPollution$xStandards$zUnited States 615 0$aAutomobiles$xMotors$xExhaust gas 615 0$aTransportation$xEnvironmental aspects 615 0$aAir$xPollution$xStandards 712 02$aUnited States.$bEnvironmental Protection Agency.$bTransportation and Regional Programs Division. 801 0$bELC 801 1$bELC 801 2$bOCLCO 801 2$bGPO 906 $aBOOK 912 $a9910702484003321 996 $aInterim transportation conformity guidance for 2006 PM?.? NAAQS nonattainment areas$93131783 997 $aUNINA