Travel behavior 6 reports prepared for the 52nd annual meeting.
| Соавтор: | |
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| Формат: | |
| Язык: | English |
| Опубликовано: |
Washington, D.C.
Highway Research Board, National Research Council
1973.
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| Серии: | Highway research record
no. 446. |
| Предметы: |


