| 其他書名 | Report of an Institute Sponsored by the American Public Welfare Association Project on Aging, Held Under a Grant Made by the Ford Foundation, April 5-7, 1961, in Chicago, Illinois |
| 出版 | The Project, 1961 |
| URL | http://books.google.com.hk/books?id=-XQNu8HrwY4C&hl=&source=gbs_api |