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

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

书目详细资料
企业作者: National Research Council (U.S.). Highway Research Board
格式: 图书
语言:English
出版: Washington, D.C. The Board 1952.
丛编:Highway Research Board Bulletin53.
National Research Council. Publication 228.
主题:
Traffic surveys > United States.
Roads > United States.