000 00489nam a2200145 a 4500
005 20220228110704.0
035 _aF8901000714362
084 _aTRB REC 1360 1992
245 _aTraffic operation / Transportation Research Board.
260 _aWashington, D.C. : TRB
300 _a157 p.
440 _aRecord ; no. 1360 / Transportation Research Board
690 _aTránsito - Signos y señales - Mejoramiento.
710 _aNational Research Council. Transportation Research Board (E-.U.A.)
999 _c61583
_d61583