000 00495nam a2200145 a 4500
005 20220228110526.0
035 _aF8901000703549
084 _aHRB REC 47 1964
245 _aTraffic congestion as a factor in road-user taxation. 6 rep-orts / Highway Research Board
260 _aWashington, D.C. : HRB
300 _a121 p.
440 _aRecord ; 47 / Highway Research Board
690 _aCarreteras - Estimaciones y costos.
710 _aNational Research Council. Highway Research Board (E.U.A.)
999 _c55098
_d55098