| 其他書名 | Report of a Survey of Agency Policy, Practice and Opinions |
| 出版 | Research Center, Child Welfare League of America, 1976 |
| 主題 | Social Science / Sociology / General |
| ISBN | 05981504719780598150479 |
| URL | http://books.google.com.hk/books?id=XsssAAAAMAAJ&hl=&source=gbs_api |