| 其他書名 | An Analysis with Recommendations for Planning, Financing and Administering Southeastern Pennsylvania's Road System, Including Relationships with Mass Transit |
| 出版 | Bureau of Municipal Research : Pennsylvania Economy League, 1960 |
| URL | http://books.google.com.hk/books?id=9PPFQ7WC6KMC&hl=&source=gbs_api |