| 000 | 00577nam a2200169 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110524.0 | ||
| 035 | _aF8901000703402 | ||
| 084 | _aHRB REP 73 1969 | ||
| 100 | _aWagner, F.A. | ||
| 245 | _aImproved criteria for traffic signal systems on urban arter-ials / F.A. Wagner , D.L. Gerlough. | ||
| 260 | _aWashington, D.C. : HRB | ||
| 300 | _a55 p. | ||
| 440 | _aReport / Highway Research Board ; 73 | ||
| 690 | _aTránsito - Signos y señales - Mejoramiento. | ||
| 700 | _aGerlough, D.L., coaut. | ||
| 710 | _aE.U.A. National Research Council. Highway Research Board. | ||
| 999 |
_c54984 _d54984 |
||