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Google圖書搜尋
The Allegheny County Highway and Bridge Program 1924 to 1932
Peter Montgomery Farrington
Steven Joseph Fenves
Joel Arthur Tarr
出版
Department of Civil Engineering, Carnegie-Mellon University
, 1982
URL
http://books.google.com.hk/books?id=TPBuHQAACAAJ&hl=&source=gbs_api
