National index of traffic and transportation surveys /
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| Соавтор: | |
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| Формат: | |
| Язык: | English |
| Опубликовано: |
London :
Headquarters Library, Department of the Environment,
1975.
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| Серии: | Information series - Headquarters Library, Department of the Environment ; 21
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| Предметы: |
| Объем: | [1], ii, 98 p. : forms ; 30 cm. |
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| ISBN: | 071840016X |