| 其他書名 | Together Or Apart? Report of a Planning Conference, December 11, 1986 |
| 出版 | U.S. Department of Education, Office of Educational Research and Improvement, Center for Education Statistics, 1987 |
| URL | http://books.google.com.hk/books?id=WdwZQcaLFPMC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |