| 其他書名 | A Working Paper in Conjunction with the Overall Study of "economics of Aging: Toward a Full Share in Abundance" |
| 出版 | U.S. Government Printing Office, 1970 |
| URL | http://books.google.com.hk/books?id=9o5qAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |