Transportation in an aging society: a decade of experience.- technical papers and reports from a conference, november 7--9, 1999, Bethesda, Maryland / Transportation Research Boar-d
Transportation in an aging society: a decade of experience.- technical papers and reports from a conference, november 7--9, 1999, Bethesda, Maryland / Transportation Research Boar-d
- Washington, D.C. : TRB
- [335]p.
- Conference proceedings ; 27 / Transportation Research Board .