Progress in transportation data 1998.

Sonraí bibleagrafaíochta
Údar corparáideach: National Research Council (U.S.). Transportation Research Board
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: Washington, D.C. National Academy Press 1998.
Sraith:Transportation research record no. 1625.
Ábhair: