000 00451nam a2200145 a 4500
005 20220228110526.0
035 _aF8901000703569
084 _aHRB REC 69 1965
245 _aHighway management. 3 reports / Highway Research Board
260 _aWashington, D.C. : HRB
300 _a54 p.
440 _aRecord ; 69 / Highway Research Board
690 _aCarreteras - Mantenimiento.
710 _aNational Research Council. Highway Research Board (E.U.A.)
999 _c55118
_d55118