Annual report - Transportation Research Board.
Gorde:
| Aurreko izenburua: | National Research Council (U.S.). Highway Research Board. Annual report. |
|---|---|
| Erakunde egilea: | |
| Formatua: | Aldizkako argitalpena |
| Hizkuntza: | English |
| Argitaratua: |
Washington,
National Academy of Sciences.
|
| Gaiak: |
| Deskribapen fisikoa: | v. |
|---|---|
| ISSN: | 0148-8481 |