| 其他書名 | Official Proceedings, 98th Annual Forum, National Conference on Social Welfare, Dallas, Texas, May 16-May 21, 1971 |
| 出版 | Columbia University Press, 1971 |
| ISBN | 023103587X9780231035873 |
| URL | http://books.google.com.hk/books?id=MQnfdpVn2r0C&hl=&source=gbs_api |