| 000 | 00486nam a2200145 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110530.0 | ||
| 035 | _aF8901000703857 | ||
| 084 | _aHRB REC 363 1971 | ||
| 245 | _aOperational improvements for freeways, 4 reports / Highway -Research Board. | ||
| 260 | _aWashington, D.C. : HRB | ||
| 300 | _a59 p. | ||
| 440 | _aRecord ; 363 / Highway Research Board | ||
| 690 | _aTránsito (ingeniería víal) - Control. | ||
| 710 | _aE.U.A. National Research Council. Highway Research Board. | ||
| 999 |
_c55391 _d55391 |
||