Roadside safety improvement programs on freeways a cost-effectiveness priority approach

Sonraí bibleagrafaíochta
Príomhchruthaitheoir: Glennon, John C.
Údair chorparáideacha: American Association of State Highway and Transportation Officials, United States. Federal Highway Administration
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Washington, D.C. Transportation Research Board, National Research Council 1974.
Sraith:Report (National Cooperative Highway Research Program) 148.
Ábhair: