| 其他書名 | A Periodic Suppl. to the 7. Ed. of Directory of Special Libraries and Information Centers. Entries 17892-18293. Cumulative indexes to issues 1-2 |
| 出版 | Gale Research Company, 1986 |
| URL | http://books.google.com.hk/books?id=fMV00AEACAAJ&hl=&source=gbs_api |