Progress report ... for the period ... to the U.S. Department of Transportation/Urban Mass Transportation Administration.
| Corporate Authors: | , |
|---|---|
| Format: | Serial |
| Language: | English |
| Published: |
[Washington, D.C.] :
Transportation Research Board, National Research Council,
[1981]-
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| Subjects: |
| Published: | 1 (July 1 through December 31, 1981)- |
|---|---|
| Physical Description: | volumes : illustrations ; 28 cm. |
| Publication Frequency: | Semiannual |