000 00512nam a2200145 a 4500
005 20220228110521.0
035 _aF8901000703150
084 _aHRB BUL 291 1961
245 _aFreeway design and operations / Highway Research Board.
260 _aWashington, D.C. : HRB
300 _a206 p.
440 _aBulletin ; 291 / Highway Research Board
690 _aCarreteras de acceso limitado - AccidentesCarreteras de acceso limitado - DiseƱo.
710 _aNational Research Council. Highway Research Board (E.U.A.)
999 _c54816
_d54816