| 000 | 00484nam a2200145 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110634.0 | ||
| 035 | _aF8901000709789 | ||
| 084 | _aTRB REC 679 1978 | ||
| 245 | _aRoadside safety appurtenances / Transportation Research Boa-rd. | ||
| 260 | _aWashington, D.C. : TRB | ||
| 300 | _a46 p. | ||
| 440 | _aRecord ; 679 / Transportation Research Board | ||
| 690 | _aCarreteras - Medidas de seguridad. | ||
| 710 | _aNational Research Council. Transportation Research Board (E-.U.A.) | ||
| 999 |
_c59610 _d59610 |
||