Highway sufficiency ratings presented at the 31st annual meeting, January 1952.

Bibliografske podrobnosti
Korporativna značnica: National Research Council (U.S.). Highway Research Board
Format: Knjiga
Jezik:English
Izdano: Washington, D.C. The Board 1952.
Serija:Highway Research Board Bulletin53.
National Research Council. Publication 228.
Teme: