Principles of highway engineering
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York and London
McGraw-Hill book company
1935.
|
| Rhifyn: | 2nd ed. |
| Pynciau: |
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York and London
McGraw-Hill book company
1935.
|
| Rhifyn: | 2nd ed. |
| Pynciau: |