Nonmotorized transportation research and issues operations and safety; planning and administration
| مؤلف مشترك: | |
|---|---|
| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Washington, D.C.
National Academy Press
1993.
|
| سلاسل: | Transportation research record
1396. |
| الموضوعات: |