The effect of vehicle and road characteristics on commercial vehicle speeds in Ethiopia/
08
Main Authors: | , , , |
---|---|
格式: | |
出版: |
Crowthorne, Berkshire : Transport and Road Research Laboratory,
1977
|
主題: |
總結: | 08 |
---|
08
Main Authors: | , , , |
---|---|
格式: | |
出版: |
Crowthorne, Berkshire : Transport and Road Research Laboratory,
1977
|
主題: |
總結: | 08 |
---|