Transportation economics ; a conference of the Universities--National Bureau Committee for Economic Research.
| 企业作者: | , |
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| 格式: | 图书 |
| 语言: | English |
| 出版: |
New York, National Bureau of Econ. Res.
Columbia Univ. Press
[c1965]
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| 丛编: | National Bureau of Economic Res. Special conference series, o. 17
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| 主题: |