| 000 | 00472nam a2200145 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110529.0 | ||
| 035 | _aF8901000703788 | ||
| 084 | _aHRB REC 286 1969 | ||
| 245 | _aTraffic control devices, 7 reports / Highway Research Board-. | ||
| 260 | _aWashington, D.C. : HRB | ||
| 300 | _a95 p. | ||
| 440 | _aRecord ; 286 / Highway Research Board | ||
| 690 | _aTránsito (ingeniería víal) - Control. | ||
| 710 | _aE.U.A. National Research Council. Highway Research Board. | ||
| 999 |
_c55323 _d55323 |
||