Progress in roadside protection report of committee on land acquisition and control of highway access and adjacent areas and special papers.
| 団体著者: | |
|---|---|
| フォーマット: | 図書 |
| 言語: | English |
| 出版事項: |
Washington, D.C.
Highway Research board, Division of Engineering and Industrial Research, National Research Council
1951.
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| シリーズ: | Highway Research Board
Bulletin 30. |
| 主題: |