AUTHOR
National Research Council (U.S.). Transportation Research Board
United States. Federal Highway Administration
2
American Association of State Highway and Transportation Officials
1
Conference on Long-Range Trends and Requirements for the Nation's Highway and Public Transit Systems Washington, D.C.
1
Horowitz, Alan J.
1
National Cooperative Highway Research Program
1
SG Associates
1
Transit Cooperative Research Program
1
United States. Federal Transit Administration
1