| 其他書名 | Hearing Before the Subcommittee on Merchant Marine of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred First Congress, Second Session ... June 20, 1990 |
| 出版 | U.S. Government Printing Office, 1990 |
| URL | http://books.google.com.hk/books?id=R_i_P8JQDJAC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |