Differential highway use and selected socio-economic characteristics /
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| Main Author: | |
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
University Park, Pa. :
Institute for Research and Land and Water Resources,
1964.
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| Series: | Pennsylvania State University. Institute for Research on Land and Water Resources. Research publication
no. 3 |
| Subjects: |
| Physical Description: | 10 p. : ill. ; 28 cm. |
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