| 其他書名 | The Administration of the Act of Congress of November 23, 1921, Fiscal Year Ended June 30, 1928 |
| 出版 | United States Department of Labor, Children's Bureau, 1928 |
| URL | http://books.google.com.hk/books?id=yJM8EGJFPQEC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |