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1.
図書 |
道路投資の評価に関する指針検討委員会編
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2.
図書 |
道路投資の評価に関する指針検討委員会編
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3.
図書 |
sponsored by U.S. Department of Transportation, Federal Highway Administration ; prepared by International Road Federation ; in cooperation with the Organization for Economic Cooperation and Development
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4.
図書 |
sponsored by U.S. Department of Transportation, Federal Highway Administration ; prepared by International Road Federation ; in cooperation with the Organization for Economic Cooperation and Development
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5.
図書 |
David Martin & Laurie Michaelis
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6.
図書 |
Peter Harrop
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