TY  - BOOK
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Refocusing transportation planning for the 21st century: pr-oceedings of two conferences, Washington, D.C., february 7--10, 1999, Irvine, California, april 25-28, 1999
CY  - Washington, D.C. : TRB
ER  -