| 000 | 00501nam a2200145 a 4500 | ||
|---|---|---|---|
| 005 | 20220228110638.0 | ||
| 035 | _aF8901000710066 | ||
| 084 | _aTRB REC 1006 1985 | ||
| 245 | _aTrack design and construction / Transportation Research Boa-rd. | ||
| 260 | _aWashington, D.C. : TRB | ||
| 300 | _a60 p. | ||
| 440 | _aRecord ; 1006 / Transportation Research Board | ||
| 690 | _aFerrocarriles - Rieles - Diseño y construcción. | ||
| 710 | _aNational Research Council. Transportation Research Board (E-.U.A.) | ||
| 999 |
_c59880 _d59880 |
||