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

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

Λεπτομέρειες βιβλιογραφικής εγγραφής
Συγγραφή απο Οργανισμό/Αρχή: National Research Council (U.S.). Highway Research Board
Μορφή: Βιβλίο
Γλώσσα:English
Έκδοση: Washington, D.C. The Board 1952.
Σειρά:Highway Research Board Bulletin53.
National Research Council. Publication 228.
Θέματα:
Traffic surveys > United States.
Roads > United States.