| 其他書名 | On-call Technical Support Services, Information Clearinghouses, Field Research Facilities, Newsletters, Data Banks, Training |
| 出版 | Agency for International Development, Resource Utilization Division, Office of Development Information and Utilization, 1979 |
| URL | http://books.google.com.hk/books?id=zmOsQpXF4oEC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |