| 其他書名 | Proceedings of the ... Convention of the International Association of Governmental Labor Officials |
| 出版 | U.S. Department of Labor, Bureau of Labor Statistics, 1967 |
| URL | http://books.google.com.hk/books?id=tkLn0lCLKr4C&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |