Road deterioration in developing countries and low-volume road engineering.
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C.
Transportation Research Board, National Research Council
1987.
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| Cyfres: | Transportation research record
1128 |
| Pynciau: |