| 其他書名 | Read Before the American Electric Railway Association, at Its Convention, Held at Cleveland, Ohio, October, 4, 5, 6, 7 and 8, 1926 |
| 出版 | American Electric Railway Association, 1926 |
| URL | http://books.google.com.hk/books?id=mu-5cQAACAAJ&hl=&source=gbs_api |